11/10/19: stoichiometry test 1 Flashcards

1
Q

write a balanced chemical equation between nitric acid and magnesium

A

acid + metal → salt + hydrogen

Mg + 2 HNO3 → Mg(NO3)2 + H2

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2
Q

write a balanced chemical equation between sulphuric acid and sodium carbonate

A

When an acid reacts with a metal carbonate a salt, carbon dioxide and water are formed
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O

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