Question 1 What is the volume (in mL) of 18.0 M H 2 SO 4 is needed to contain 2.45g H 2 SO 4 ?

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Transcript of Question 1 What is the volume (in mL) of 18.0 M H 2 SO 4 is needed to contain 2.45g H 2 SO 4 ?

Question 1

What is the volume (in mL) of 18.0 M H2SO4 is needed to

contain 2.45g H2SO4?

Question 2

How many moles of NaCl are contained in 100 ML of 0.2M

solution?

Question 3

Determine the grams of solute to prepare this solution:

0.289L of a 0.003 M Cu(NO3)2 solution.

Question 4

Determine the final volume of this solution: 4.67 moles of Li2SO3 dissolved to a make a

3.89M solution.

Question 5

Given a 4M stock of sodium chloride, NaCl, how would you

prepare 100mL of 1M NaCl?

Question 6

You need 100 mL of 0.4 M protein solution. How much

0.5M solution do you use?

Question 7

What is the molarity of a solution that contains 4.53

moles of lithium nitrate in 2.85 liters of solution?

Question 8

A flask contains 85.5g C12H22O11

(sucrose) in 1L of solution. What is the molarity?

Question 9

Calculate the molarity if a flask contains 1.54 moles potassium sulfate in 125 mL of a solution.

Question 10

If 10.7 grams of NH4Cl is dissolved in enough water to

make 800 mL of solution, what is the molarity of the solution?

Question 11

Calculate the molarity of the solution prepared by

dissolving 6.8 grams of AgNO3 in enough water to make 2.5 L

of solution.

Question 12

How many moles of CaCl2 are required to prepare 2L of 0.7M

CaCl2?

Question 13

How many grams of KNO3 will be required to prepare 800 mL

of a 1.4M solution?

Question 14

Calculate the volume of a 1.25M solution of HCN made

from 31 grams of HCN.

Question 15

How would you prepare 800 mL of a 0.5M solution from a

3M stock solution?

Question 16

Water is added to 200mL of a 3M solution of CaCl2 to

increase the volume of the solution to 400 mL. What is the

new concentration?

Question 17

What volume is made when 200 mL of a 3M sucrose

solution is diluted to make a 0.6M solution?

Question 18

Calculate the concentration, in grams per milliliter of 116g of KF dissolved in 4L of solution.

Question 19

What would be the percentage mass/volume if 40 mg were

dissolved in 150 mL of buffer?