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0322 Oscar Solutions

The document contains a series of calculations related to the preparation and concentration of various chemical solutions. It includes tasks such as calculating the density of SF6 gas, diluting sulfuric acid and glucose solutions, and determining the mass of solids needed to create specific molar solutions. Additionally, it addresses the volume of HCl gas required to prepare a hydrochloric acid solution.

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oscarzhuang0902
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10 views1 page

0322 Oscar Solutions

The document contains a series of calculations related to the preparation and concentration of various chemical solutions. It includes tasks such as calculating the density of SF6 gas, diluting sulfuric acid and glucose solutions, and determining the mass of solids needed to create specific molar solutions. Additionally, it addresses the volume of HCl gas required to prepare a hydrochloric acid solution.

Uploaded by

oscarzhuang0902
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Calculate the density of SF6 gas at r.t.p.

A 10.0mL of 1.50mol/L of H2SO4 solution is diluted into


0.010mol/L. Calculate the volume of water added .

What the concentration will be when 1.50g of NaCl


solid is dissolved into 35mL of water?

A 15mL of 2.3mol/L of glucose solution is diluted int a 0.75mol/L


solution. Calculate the volume of water added.

Calculate the concentration of solution from by dissolving 25.0g


of Cu(NO3)2 solid into 50.0ml of water.

Calculate the concentration of the solution form by dissolving 1.20g


of glucose (C6H12O6) into 20mL of water.

A solution of 0.050mol/L of NaOH solution is required in the lab.


This solution can be made by dissolving NaOH solid into 500mL
water. Calculate the mass of NaOH solid needed.

Calculate the mass of CuSO4 solid is needed to make a 0.15mol/L


of solution by dissolving the solid into 150mL water.

Hydrochloric acid is made by dissolving gaseous HCl in water.


Calculate the volume (r.t.p.) of HCl gas required to make a 100mL of
0.075mol/L of hydrochloric acid?

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