Q: Hydrogen gas is generated by the reaction of nitric acid and what else?


Read this paragraph and choose the correct option from the provided answers:

E XA MP L E 1 7 Hydrogen gas is generated by the reaction of nitric acid and elemental iron. The gas is collected in an inverted 2.00 L container immersed in a pool of water at 22°C. At the end of the collection, the partial pressure inside the container is 733 torr. How many moles of H2 gas were generated?.

 Choices:

- gaseous iron

- martian iron

- carbon

- elemental iron


A:
elemental iron