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The document consists of a series of conceptual chemistry questions focused on concentration terms, molarity, normality, and colligative properties. It includes calculations related to solutions, such as molarity of sodium chloride, mole fractions, and the effects of solutes on boiling and freezing points. Additionally, it covers topics like Henry's law, ideal and non-ideal solutions, and vapor pressure relationships.
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MEY 1c Medical : Chemistry
EXERCISE- (Conceptual Question
 
ALLEN
Build Up Your Understanding
CONCENTRATION TERMS 11. Molarity of 720 g of pure water
1, Bg NaOH is dissolved in one litre of solution. Its (40m
rmolarityis (am
()08M @04M (302M (4)0.1M (3)55.5M
£20001: (4) Cant be determined
2. If 18 gof glucose is present in 1000 g of solvent, or
Lneerialaaeaiaes 12. Equal weight of NaCl and KCI are dissolved
(2)1 molar (210.1. moter separately in equal volumes of solutions then
(20-5 mie (2)0.2molat molarity ofthe two solutions willbe ~
tsoon2, (1) Equal
3. The molarity of a solution of sodium chloride (2) That of NaCl willbe less than that of KC
(mol wt. = 58.5) in water containing 5.85 g of sodium (3) That of NaCl will be more than that of KCI
chloride in 500 ml. of solstion is ‘Soll:
(0.25 (220 (31.0 (4)0.2 (4) That of NaCl will be half of that of KCI solution
Ls0003 1s0012
4. For preparing 0.1 M solution of H,SO, in one | 13, The mole fraction of oxygen in a mixture of 79 of
litre, we need H.SO, nitrogen and 84g of oxygen is
(1)0.98g (499
(3)49.09 (989 @ 2 205 0.25 14)1.0
Ls0004
5. Mole fraction of gleerine(C,H,(OH)) in a solution 180013
of 36 g of water and 46 g of alyoerine is 14. Ina soliton of 7.8 g benzene (C,H,) and 46.03
(1)0.46 (2)0.36 toluene (C,H,CH,), the moe fraction of benzene is:
(3) 0.20 (40.40
Ls0005 me @b @F wt
1000 g aqueous soliton of CaCO, contains 10 g
of calcium carbonate, concentration of the solution Eso01s
fe 15. An X molal sobtion of a compound in benzene has
(1)10 ppm (2)100 ppm mole fraction of solte equal to 0.2. The value of Xi:
(8) 1000 ppm (4) 10,000 ppm (14 32 14 HZ
a 10015
7. Whatis the normaly of IMH,PO, solution? | 16- A 500 g tooth paste sample has 0.02 g fluoride
fosNn Lon ee tices of i
a ee os (1)250 240 ~~ @)400-—(4) 1000
8. Themolaity of 0.2 NNa,CO, solution willbe Espol7
accu aM 17. Thenormalty of 10 mL of a'20 V H,O, solution s
(301M 0am (1.79 (2)3.58 —)60.86 (4)6.086
180008 10018
9. Normality of 0.3M phosphorous acids: 18, HO, solution used for hair bleaching is sold as
(0.15 (206 a solution of approximately 5.0. H,O, per 100
(309 (or ml of the solution. The molecular mass of H,O,
150009 is 34. The molarity of this solution is
10. The molarity of pure water is approximately:-
(1) 100M (2)55.5M ()0.15M (15M
(Gis0M (et (3)3.0M (34M
wooo. 1s0019
 
 
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‘
i
i+
 
ALLEN Pre-Medical : Chemistry
19. Normality of 10% (w\V) H,SO, solution is nearly | SOLUBILITY (HENRY'S LAW)
(o1 (20.2 (30.5 (a2 26. Henry's law constant for dissolution of CH, in
Ls0020 benzene at 298 K is 2 x 10° mm of Hg. Then
20. What volume of 0.1 N HNO, solution can be solubility of CH, in benzene at 298 K (in terms
prepared from 6.3 g of HNO, ?
(1) Litre (2) 2litre (3) 0.5 litre (4) 5 litre
1s0021
‘A moll solution is one that contains one mole of a
solute in
(1) 1000 g of the solvent
(2)onelitre ofthe solution
(3) one litre of the solvent
(4) 22.4 litres of the solution
21.
Ls0022
Which of the following statement is true =
(a) Molarty is the no. of moles of solute dissolved
per litre of solvent,
(6) The molarity and normality of a solution of sodium
carbonate are same.
(¢) Molality (m) of a solution isdefined as the number
‘of moles of solite dissolved is 1000.am of solution
(d) The ratio of mole fraction of solute and solvent is
in the ratio of their respective moles.
(ake Qaad
(B)b&e (@)Onkyd
1s0023
‘Two bottles of A and B contain IM and 1m aqueous
solution (d =1.gmL-*) of sulphuric acid respectively
(1) Aismore concentrated than B
(2) Bismore concentrated than A
(3) Concentration of A = concentration of B
(4) Its not possible to compare the concentration
Ls0024
Molar concentration of a solution in water is
(1) Always equal to normality
(2) More than molality of the solution
(3) Equal to molaity of the solution
(4) Less than the molality of the solution
24.
10025
25, The molarity of 98% (w/W)H,SO, (d= 1.8¢ mL")
b>
(6M (218M
(310M (am
1s0026
 
of mole fraction) under 760 mm of Hg is
(1) 1.2108 (23.8 x10"
(3)4 x10? (1x10
180027
27. Which ofthe following gas does not obey Henny’
law?
()NH, @)H, =O, [A)He
Ls0028
VAPOUR PRESSURE (LIQUID-LIQUID MIXTURE)
28. Lmolofheptane(V.P. = 92mmof Ha) was mixed with
4 mol of octane (V. P, = 31mm of Hg). The vapour
pressure of resulting ideal solution is
(1)46.2mmof Hg (2)40.0 mmof Hg
(2)43.2mmofHg (4) 38.4 mmof Hg
1Ls0029
At 88 °C benzene has a vapour pressure of 900
torr and toluene has a vapour pressure of 360
29.
torr. What is the mole fraction of benzene in
the mixture with toluene that will boil at
88 °C at 1 atm. pressure, (benzene - toluene
forman ideal solution)
(10.416 (2)0.588
(3)0.688 (4) 0.740
LS0030
If P2 and P2 are 108 and 36 torr respectively
What will be the mole fraction of A in vapour phase
if B has mole fraction of 0.5 in solution ~
(1)0.25 (2)0.75 (3)0.60 (4)0.35
10031
What is correct relation between mole fraction in
vapour phase (Y,) of A in terms of X,. If mole
31.
fraction in solution of A is (X,) (If P2 is vapour
pressure of A in pure state)
x,
(1) a-x,)P8 (=m, PA
1-X,q po PAX,
1X FAX
(3) Pa wp
10032
 
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ALLEN
 
IDEAL AND NON-IDEAL SOLUTIONS 39. IP, and Pare the vapour pressure of solvent and
‘32. Which condition isnot satisfied by an ideal solution its solution respectively. N, and N, are the mole
(1) AH mixing = 0 fraction of solvent and solute respectively then
(2) AV mixing = 0 P,
(3) AS mixing = 0 a Ps= ae
(4) Obeyance of Raoult’ law
Ls0033
83. Among the following, that does not form an ideal (3) P= PN,
solution is
(1) C,H, and C,H,CH, 1s0041
(2) C,H,Cland C,H,0H 40. One mole of non volatile solute is dissolved in two
(3) CH,Cland C,H,Br mole of water. The vapour pressure ofthe solution
(4) C,H,Br and CHL relative to that of water is
1s0034
84. Anazeotropicmixture of two liquids has boiling point 2 A. £ 3
lower than either of them when it Os 5 83 Bo
(1) shows a (+ve) deviation from Raoul’ law
1042
(2) shows no deviation from Raoul’ aw i
Ie chown feast froea Flory's 41. The vapourpressure ofa dilute aqueous solution of
aati ah adalon rn ena ay Glucose is 750 mm Hg at 373 K. The mole fraction,
isos of solute is
COLLIGATIVE PROPERTIES 1 a 1 1
35. Which isnot a coligative property ? Mm B76 Bag Wa
(1) Osmotic pressure
(2) Relative lowering in vapour pressure 3008s
(3) Depression in freezing point 42. The vapour pressure of water at room temperature
(4) Refractive index is 23.8 mm of Hg, The vapour pressure of an
180036 aqueous solution of sucrose with mole fraction 0.1
36. The lowering of vapour pressure of a solvent by is equal to
iin of a ns sete soberly ()23.9 mmHg (224.2 mmHg
proportional to
(1) Mols rection ot ckxa (3) 21.42 mm Hg (4)31.44mm Hg
(2) Thenature ofthe solute in the solution Ls0044
(3) The atmospheric pressure 43. The vapour pressure of pure A is 10 torr. At the
(a) All ‘same temperature, when 1 g of Bis dissolved in 20
i ee A 180087 ‘amo A, its vapour pressure is reduced to 9.0 torr.
The relative lowering of vapour pressure is equal .
to the mole fraction of the nonvolatile solute. This " cn a ae oh Ae'200 orn, en the
statement was given by : rn
(1)Raoult (2)Henry (3) Joule (4) Dalton. (1) 100 amu (2) 90 amu
1s0038 (3) 75 amu (4) 120 amu
38. The vapour presse of ohiton hang sod as 1s0045
solute and liquid as solvent is
{1) Directly proportional to mole fraction of the | 44 The boing point of C,H, CH,OH, C,H,NH, and
pa C\H.NO, are 80°C, 65°C, 184°C and 212°C
(2) Inversely proportional to mole fraction of the respectively. Which will show highest vapour
sohent pressure at room temperature
(2) Directly proportional to mole fraction ofthe schite eH, (@CHOH
1) ere proportional to mole Fatlon of he @CH.NH, cH,NO,
1s0040 180046
 
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45.
47.
49
51.
If Raoult’ law is obeyed, the vapour pressure of
the solvent ina solution is directly proportional to
(1) Mole fraction of the solvent
(2) Mole fraction of the solute
(3) Mote fraction of the solvent and solute
(4) The volume of the solution
1s0047
The vapour pressure of a pure liquid ‘A’ is 70 torr
at 27°C. Itforms an ideal solution with another liquid
B. The mole fraction of B is 0.2 and total vapour
pressure of the solution is 84 torr at 27°C, The
vapour pressure of pure liquid B at 27°C is -
()14 56 (3)140 (4) 70
Ls0048
The boiling point of an aqueous solution of a non
volatile solute is 100.15 °C. What is the freezing
point of an aqueous solution obtained by diluting
the above sohition with an equal volume of water ?
The values of K, and K, for water are 0.512 and
1.86 K molality"
(1) -0.544 °C (2)-0.512°C
(3)-0.272°C (4)-1.86°C
1s0049
The molal elevation constant is the ratio of the
elevation in B.P. to
(1) Molarity
(2) Molality
(3) Mole fraction of solute
(4) Mole fraction of solvent
1s0050
Ekvation in boiling point was 0.52 °C when 6 g of a
‘compound X wasdssohed in 100 gof water Molecdor
weight of X is: (Kb for water = 0.52 K mot’)
(1120 (60 (3)100 (4) 342
1180051
‘An aqueous solution containing 1g of urea boils at
100.25 °C. The aqueous solution containing 3g of
lucose in the same volume will boil at -
(1) 100.75 °C (2)100.5°C
(3) 100°C (4) 100.25 °C
Ls0052
Pure benzene freezes at 5.45 °C at a certain place
but 2 0.374 m solution of tetrachloroethane in
benzene freezes at 3.55 °C. The K, for benzene is-
 
52.
53.
55.
57.
Pre-Medical : Chemistry
‘An aqueous solution freezes at — 0.186 °C
(K, = 1.86 K kg mot; K, = 0.512 K kg mol")
‘What isthe elevation in boiling point ?
(10.186 (20.512
siz
@) 36 (4) 0.0512
Ls0054
In the depression of freezing point experiment, itis
found that -
(1) The vapour pressure of solution is more than of
pure H,0.
(2) The vapour pressure of solution isless than that
of pure solute
(3) Only solute molecules solidify at of freezing point
(4) Only solvent molecules solidify at freezing point
1S0056
Molel depression constant of water is 1.86K Kg mot
0.02 mole of urea dissohed in 100 g of water wall
produce a depression in freezing point of
(1)0.186 °C (20.372°C
(3) 1.86 °C (4)3.72°C
1s0057
What would be the freezing point of aqueous
solution containing 18 g of C,H,,O, in 1000 g of
water ? (K, = 1.86 K molality")
(1)-0.186°C (2)-0.372°C
(3)-0.54°C (4)-0.72°C
Ls0058
A solution of 1.25 g of a non-electroiste in 20 g of
water freezes at 271.94 K. IK, = 1.86K molality
and Fpt. of water is 273.15 K then the molar mass
of solute is
(1) 207.8 g mol" (2)179.79.g mot*
(3) 209.6 g mol (4) 96.01 g mot
Ls0059
Ifa thin slice of sugar beet is placed in concentrated
solution of NaCl then
(1) Sugar beet will lose water from its cells
(2) Sugar beet wil absorb water from solution
(3) Sugar beet will neither absorb nor lose water
(4) Sugar beet will dissolve in solution
Ls0060
{In osmosis phenomenon net flow of
(1) Solvent molecules occurs from higher
concentration to lower concentration
(2) Solvent molecules occurs from lower
concentration to higher concentration
(3) Solute molecules occurs from higher
concentratioin to lower concentration
 
(1)5.08 KKg mol? (2) 508 K Kg mol? (4) Solute molecules occurs from lower
(3)0.508 K Kg mot? (4) 50.8 °C Kg mol concentration to higher concentration
1S0053 1s0061
+
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61.
‘At constant temperature, the osmotic pressure of
solution is
(1) Directly proportional to the concentration
(2) Inversely proportional to the concentration
(3) Directly proportional to the square of
concentration
(4) Directly proportional to the square root of
concentration
180062
Which inorganic compounds can act as
semipermeable membrane ?
(1) Calcium sulphate (2) Barium oxalate
(3) Nickel phosphate _(4) Copper ferrocyanide
1S0063
If 0.1 M solution of glucose and 0.1 M urea
solution are placed on two sides ofa semipermeable
‘membrane to equal heights, then it willbe correct
to say that
(1) There will be no net movement across the
‘membrane
(2) Giucose will low towards urea solution
(3) Urea will flow towards glucose solution
(4) Water will flow from urea solution towards
fucose solution.
1Ls0064
If mole fraction of the solvent in solution decreases
then
(1) Vapour pressure of solution increases
(2)B. P. decreases
(3) Osmotic pressure increases
(4) Allare correct
Ls0066
‘The osmotic pressure of a solution increases if
(1) Temperature is lowered
(2) Volume is increased
(3) Number of solute molecules is increased
(4) None
180067
Which of the following solutions at the same
temperature willbe isotonic
(1) 3.42 g of cane sugar in one litre water and
0.18 g of glucose in one litre water.
(2) 3.42 g of cane sugar in one litre water and
0.18 g of glucose in 0.1 litre water.
(3) 3.42 g of cane sugar in one litre water and
0.5853 of NaCl in one litre water.
(4) 3.42 g of cane sugar in one litre water and
1.17 gof NaCl in one litre water.
Ls0068
 
65.
67.
69.
70.
71.
72.
ALLEN
If density of 2 molal sucrose solution is 1.4 g mL
at 25°C, find osmotic pressure.
(1) 4.06 atm (2) 2am
(3) 40.7 atm (4)3.4 atm
 
Ls0069
If total concentration of dissolved particles inside
red blood cells is 0.3 M (approximate) and the
membrane surrounding the cellis semipermeable.
Find osmotic pressure inside the cell
(1)7.34 atm 21.78 atm
(3) 2.34 atm (40.74. atm
Ls0070
Egqual volume of 0.1 M urea and 0.1 M glucose are
mixed. The mixture will have =
(2) Lower osmotic pressure
(2) Same osmotic pressure
(3) Higher osmotic pressure
(4) None of these
1s0071
Osmotic pressure ofa solution (density is 1g mL~})
containing 3 g of glucose (molecular weight = 180)
in 60 g of water at 15°C is
(1) 0.34 atm (2)0.65 atm
(3) 6.25 atm (5.57 atm
1s0072
Osmotic pressure of a sugar solution at 24°C is
2.5 atm. The concentration ofthe solution in mole
per litre is
(1) 10.25, (2)1.025
(3) 1025 (4)0.1025
180073
A solution containing 8.6 g urea in one litre was
found to be isotonic with 0.5% (wt./vol) solution of
‘an organicnon volatile solute, The molecular weight
of organic solute is
(1)348.9 (2)34.89 (3)3489 (4) 861.2
180075
If 6.84% (w/V) solution of cane-sugar
(mol. wt. 342) is isotonic with 1.52% (w/V)
solution of thiocarbamide, then the molecular
‘weight of thiocarbamide is
(1) 152 (276
(360 (4) 180
180076
‘A solution containing 500 g of a protein per litres
isotonic with a solution containing 3.42 g of
sucrose per litre. The molecular mass of protein is
(1)5 (2146
(3) 34200 (4)50000
Ls0250
 
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81. The ratio of the value of any colligative property
containing salts at particular _ for KCI solution to that for sugar solution is nearly
concentrations that matches _ tig
concentration. Here A, Band C refer to wi os
(1) Intravenous, ionic, blood plasma 2 25
(2) Intravenous, blood plasma, ionic 180086
(3)Biood plasma, intravenous, ionic 82, The lowering vapour pressure of 0.1M aqueous
(4) Blood plasma, ionic, intravenous solutions of NaCl, CuSO, and K.SO, are
180077 (2) All equal
ABNORMAL COLLIGATIVE PROPERTIES (2)in the ratio of 1:1: 1.5
74. Equimolal solutions of A and B show depression in (8)ln the ratio of 3: 2: 1
freezing point in the ratio of 2: 1. I'a remains in (A)In the ratio of 1.5:1: 2.5
normal state in solution, B willbe in... state in 180087
solution 83. Thetfreezing point of 1 molal NaC! solution assuming
(1) Normal (2) Associated NaCl to be 100% dissociated in water is:
(3) Hydrolysed (4) Dissociated (K,= 1.86 K Molality)
180079 (1)-1.86°C ()-3.72°C
75. Vant Hoff factor is (3) +1.86°C ()+3.72°C
(1) Less than one in case of dissociation Ls0088
(2)More than one in ease of association 84. The molalelevation constant of waters 0.51. The
(3) Always ess than one boing point of 0.1 molal aqueous NaCl soliton is
(4) Less than one in case of association ently
180080 (1) 100.05 °C (2)100.1°C
76. The vant Hoff factor (i) for a dilute solution of (3) 100.2°C (4)101.0°C
KJFeICN), is a oa Eoncsy,
(p10 @a (5 (4)0,25 | 8S: Phenolassociatesin benzene as
zso0sh C\H,OH = FH0H,
77. The experimental molecular weight of an
clectrolyte will always be less than its calculated value If degree of association of phenol is 40%,
because the value of vant Hoff factor, iis wt aise
(1) Less than 1 (2) Greater than 1
(3) One (4) Zero aa 208
1s0082 (14 06
78. The vant Hoff factor (for aditite aqueous solution Ls0092
of Glucose is 86. The values of observed and calculated molecular
(Zero = 1015 20 ‘weight of calcium nitrate are respectively 65.6 and
Ls0083 164. The degree of dissociation of caleium nitrate
79. Osmotic pressure of 0.585% w/v NaC! solution at willbe
(1) 25% (2) 50%
eres (3) 75% (4) 60%
(1) 2.49 atm (2) 4.92 atm 1Ls0093
(3) 1.2 atm (4) 3.8 atm 87. A0.004M soltion of Na,SO, is isotonic with a 0.010M
tenes soltion of ghicose at the 25°C temperature. The
80 The substance A when dissolved in sohent B shows . .
the molecular mass corresponding to A, The vant degree of dissociation of Na,SO, is
Hoffs factor willbe (1) 25% (2) 50%
ZL (3) 75% (4) 85%
qa (2 (93 3 a
+
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91.
92.
93.
A 5.8% (wt./vol.) NaCl solution will exert an
osmotic pressure closest to which one of the
following
(1) 5.896 (wt. sucrose solution
(2) 5.85% (wt/vol) glucose solution
(3) 2 M sucrose solution
(4) 1 M glucose sohution
Ls0095
Which salt shows maximum osmotic pressure in its
Msolution
(1) AgNO,
(3) (NH)),PO,
(2)Na,SO,
(4)Mgcl,
1s0096
Which solution will exert highest osmotic pressure?
(1) IMglucose solution (2) 1M urea solution
(3) IMAlum solution (4) IMNaC solution
180097
Which is the correct relation between osmotic
pressure of 0.1M NaCl solution and 0.1M Na,SO,
sohution ?
(1) The osmotic pressure of Na,SO, isles than NaCl
solution
(2) The osmotic pressure Na,SO, is more than NaCl
solution
(3) Both have same osmotic pressure
(4) None of the above
1s0098
Which one of the following solutions wil have highest
osmotic pressure ? (Assume that all the salts are
equally dissociated)
(1) 0.1MAL{SO,),
(2)0.1M Bact,
(3)0.1MNaSO,
(4) The solution obtained by mixing equal volumes
of (2) and (3)
1Ls0099
The following solutions have equal concentrations.
Which one willshow minimum osmotic pressure?
(1) Bact, (2) AgNO,
(3) Na,SO, (4) (NH)),PO,
180100
The osmotic pressure of equimolar solutions of BoC,
NaCI, and glucose will be in the order
(1) Glucose > NaCl > BeCl,
(2) BaCl, > NaCl > Glucose
(3) NaCl > BaCl, > Glucose
(4) NaCl > Giucose > BaCl,
1s0101
 
95.
97.
98.
99.
100.
101.
ALLEN
‘Which one of the following pairs of solutions will be
expected to be isotonic under the same
temperature ?
(1) 0.1 urea and 0.1 M NaCl
(2) 0.1M urea and 0.2 M MgCl,
(3) 0.1M NaCl and 0.1M Na,SO,
(4) 0.1M Ca(NO)), and 0.1M Na,SO,
1s0102
Two solutions of KNO, and CH,COOH are
prepared separately. Molarity of both is 0.1M and
osmotic pressures are P, and P, respectively. The
‘comrectrelationship between the osmotic pressures is
()P,>P,
 
()P,>P,
1s0103
‘The correct relationship between the boling points
of dilute solutions of AICL,(T,) and CaCi,(T), having
the same molar concentration is
QT,=T, @T,>T, B=, @T,27,
1s0104
Which of the following 0.1 M aqueous solutions will
have the lowest freezing point
(1)Potassium Sulphate (2) Sodium Chloride
(3) Urea (4) Glucose
180105
Which aqueous solution has minimum freezing
point?
(1) 0.01 M Nat (2)0.005 M C,H,OH
(3)0.005 M Mal, (4) 0,005 M MgSO,
180106
If cristhe degree of dissociation of K,{Fe(CN),, then
abnormal mass of complex in the solution will be =
(1) Myo (1420) 2) My (1480)*
(3) Moy (14a)* (4) My (1440
180107
Which solution will have least vapour pressure
(1)0.1 MBaCl, (2) 0.1 Murea
(3) 0.1MNa,SO, (4)0.1MNa,PO,
1s0108
 
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Which has maximum freezing point
(1) 1 Mof NaC! solution
(2)1 Mof KCI solution
(3) 1 Mof CaCl, solution
(4) 1 M of urea solution
1s0109
 
 
Pre-Medical : Chemistry ZT
107. When mercuric Iodide is added to the aqueous
solution of potassium iodide ?
(1) The boiling point does not change
(2) Freezing point is raised
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
103. The heeding point of 16 w/w aucun soliton of (2) The feecing point i lowered
aor (2)Above 0% (4) Freezing point does not change
(3) 16 APBeOwOT 1e0ita
104. The following aqueous solution in the correct order | 19, The molecular weight of benzoic acid in benzene as
of decreasing freezing point is- determined by depression in freezing point method
(1) 0.2M BaCl,, 0.2M KCl, 0.1M Na,SO, corresponds to
(2) 0.2M KCI, 0.1M Na,$O,,0.2M BaCl, (1) onisation of benzoic ackd
(9)0.1MNa.$O, 0.2M KCI, 0.2M BaCl, (2)Dimerization of benzoic acid
(4) 0.1M Na,$O,, 0.2M BaCl,, 0.2M KCL Oo Tieertstion of braclc ach
ene (4) Sohation of benzoic acid
10111 rans
105. Which of the following solutions wil have highest | 199, what would be the osmotic pressure of 0.1 M
bolting point ? K.SO, solution (90% dissociated) at 27°C
3 0 we ee (1) 6.89 atm (2)0.689 atm
(3) 1% wAw Ca(PO)), in water an (98-4 atm
ae 180116
(4) 19% w/w Urea in water
Ls0112 | 220- Which one has same Van't Hoff factor fas that of
106. The Sreazing point of equimelal squeous sokation He,C, =
will be highest for Neal (2)Na,SO,
(1) urea (2) CalNo,), (3) ANNO), (also),
(3) AKNO,), (4)CH,,0,{Glueose) 180117
180113
EXERCISE-1 (Con ions) BoE
uel 1 2[3[4]s5]e6][7]s8]|9o |i] uy iis] iis
ans} 3 |4]4[4/3]4|[4{s3|2/2/s3{[s|2]1]|2
Quel 16 [17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30
ans] 2 [2|2/4/i{i[a{[i|4a|/2]/2{[i]|s]|a4|2
lQue| 31 [32 | 33 | 34 [35 | 36 [ 37 [ 38 | 39 | a0 | ai | 42 [43 | 44 [45
ans] 4 [| 3 | 2/1/4/i1[1{[1]|2]/i/4][s3]|2|2]14
lQue| 46 [47 | 48 | 49 | 50 | 51 | 52 [ 53 | 54 | 55 | 56 | 57 [ 58 | 59 | 60
ans] 3 | 3 |2[2]/4]1[4{[4|2]/i1/4[i|2|1]|4
lQue| 61 [ 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 78 | 74 | 75
ans] 1 [3 [3 [2] 3]il[2{[3|4]/2]/2[4]il2|a4
lQue| 76 [77 | 78 | 79 | 80 | 81 | 82 | 83 | a4 | 85 | 80 | 87 | a8 | 89 | 90
fans] 2 [2|2 [2 ]4]3|[2{[2|2/2}/3{[3|3]3]3
Que) 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100] 101 | 102 | 103 | 104 | 105
ans] 2 [1 ]2]/2]/4]3|[2{i1{i1/4]/4a[ala]|s]|3
[Que i106 [ 107 | 108 | 109 | 110
lans| 4 | 2] 2[1 | 2
 
 
 
 
 
 
 
 
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