20 mL of 15% HCl(v/v)

1000 mL of 10% HCl(w/v)

Give the percentages of the following: 130 mg of HCl + 90 g ofH20

How many grams of sodium chloride are there in 0.75 L of a 5%solution?

What weight of NaOH would be required to prepare 500 mL of a 1.5M solution?

A solution contains 25 g NaCl/L. What is its molarity?

What is the molecular weight of NaCl?

What is the equivalent weight of NaCl?

What is the molecular weight of MgCl2?

What is the equivalent weight of MgCl2?

Describe how to make a 3M solution of Na2SO4

What weight of H2SO4 is required to prepare 500 mL of a 2Msolution?

Explain how to prepare a 2N solution of HCl

Explain how to prepare a 3N solution of MgCl2

Please explain how to prepare the following:

400 ml of a 2% glucose solution from a 50% solutionavailable.

A 2% solution of HCL is required for a procedure. A 6% solutionis available. How much of the 6% solution will be required to make1000 mL of a 2% solution?

A procedure calls for acetic acid and water; with theproportions being one part acetic acid to four parts water. 200 mLare needed. How much acetic acid and water are required?

1 L of 70% alcohol is needed. How much 95% alcohol is requiredto make the 70% solution?

75 mL of a 1N HCL solution is needed. You have a 5N solutionavailable. How will you go about preparing this solution?