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Application of ideal gas equation, mole and mass calculation.

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6. In the reaction of copper with concentrated nitric acid, the products are copper (II) nitrate, water and nitrogen monoxide, sometimes called nitric oxide. If 150 ml of nitric oxide were collected over mercury at 42C and under a pressure of 74.5 cm of mercury, how many grams of copper had reacted?

7. If all the nitric oxide from above problem was allowed to react with oxygen, a red-brow gas, nitrogen dioxide is formed. How many grams of nitrogen dioxide would be formed?

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2NO(g) + O2(g) → 2NO2(g)
2 moles NO ...

Solution Summary

An application of ideal gas equations, mole and mass calculations are determined.