Calculate the number of grams of NH3 produced by the reaction of 6.82 grams of nitrogen with hydrogen. The chemical equation for this reaction is:
N2 + 3 H2 - 2 NH3

the answer to your question is c.

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a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.

the answer is c i took the test