Question

1.) Balance the following equation:
_____ Mg + _____ HNO3 → _____ Mg(NO3)2 + _____ H2

a) What type of reaction is this? _________________________________

b) If 40.0 grams of magnesium is reacted with an excess of nitric acid, HNO3, how many grams of hydrogen gas will be produced?

c) If 1.7 grams of hydrogen is actually produced, what is the percent yield of hydrogen?

Answer 1

Answer:

Enjoy it..........

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Answer 2

Answer:

mg+ 2hno3 ------) mgno3 twice + h2