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Question

1.

(a) In your OWN words, define Gay Lussac's Law of Combining Volumes and explain how

it relates to a balanced equation. (Copied answers will get no credit)

(b) In Part 1, how will you know when the reactant gases are mixed in the CORRECT ratio ?

Part 2 of this experiment involves a titration between Gas A and a sample of air to determine

the oxygen content of air.

(c) What happens to the residual volume in the graduated cylinder during the titration ?