Stoichiometry Practice

Front

How do you convert grams to moles?

Back

Divide by molar mass.

Front

What is the balanced equation for the reaction of sodium hydroxide with sulfuric acid?

Back

2NaOH(aq) + H2SO4(aq) → 2H2O(l) + Na2SO4(aq)

Front

How many grams of sodium sulfate are produced from 200 grams of sodium hydroxide?

Back

297.65 g Na2SO4

Front

What is the decomposition reaction of potassium chlorate?

Back

2 KClO3 → 2 KCl + 3 O2

Front

How many moles of oxygen are produced from 6.7 moles of KClO3?

Back

10.1 mol

Front

What is the balanced equation for the reaction of chlorine with potassium bromide?

Back

Cl2 + 2KBr → Br2 + 2KCl

Front

How many grams of potassium chloride can be produced from 356 g of potassium bromide?

Back

223 g KCl

Front

What is the balanced equation for the formation of aluminum oxide from aluminum and oxygen?

Back

4Al + 3O2 → 2Al2O3

Front

If 151 grams of Al2O3 are produced, how many grams of aluminum were needed?

Back

79.91 g Al

Front

What is the molar mass of Na2SO4?

Back

142.04 g/mol