Chemical equations sudoku

A fun way of practising calculations with relative atomic mass, this chemical equations sudoku resource includes clues and answers for students to peer mark the activity in class. 

Example clues from the resource: 

a The amount of sodium that will react with 71 g of chlorine gas.

b The amount of potassium that will react with 8 g of oxygen gas.

c The amount of calcium carbonate needed to produce 14 g of calcium oxide.

d The amount of chlorine that will react with 46 g of sodium.

e The amount of sodium needed to produce 117 g of sodium chloride.