Balance each chemical equation. NH, OH(g) + NH3(g) + N2(g) + H2O(g)
Express your answer as a chemical equation. Identify all of the phases in your answer.

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Evaluate this exponential expression,8. (2 + 3)2 – 42

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of