More cards in this set

Card 6

Front

whats the percentage of carbon dioxide in the Earths atmosphere?

Back

Preview of the front of card 6

Card 7

Front

Some hydrocarbon fuels can contain sulfur impurities. Explain how the product of combustion of these sulfur impurities affects the environment.

Back

Preview of the front of card 7

Card 8

Front

Both calcium carbonate and calcium oxide are white solids. Suggest how you could show that, when calcium carbonate is heated, a reaction takes place.

Back

Preview of the front of card 8