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Praxis II General Science

Category - Chemistry

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Oh no! Becky has spilled 4.8 liters of 5 M nitric acid (HNO₃) on the ground! How many grams of sodium hydroxide should be used to neutralize this acid spill?

960 grams
999 grams
1,150 grams
2,300 grams
2,589 grams

Explanation

Answer: A - 4.8 liters of 5 M nitric acid contains 24 moles of hydrogen ions. Thus, we need 24 moles of base in order to neutralize the spill. The molar mass of sodium hydroxide is 40g/mol. 24 x 40 =960 grams of base needed.

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