Answer: The particles are moving fast but close together.
Physical Properties<span>: </span>Physical properties<span> can be observed or measured without changing the composition of matter. </span>Physical properties<span> are used to observe and describe matter. so physical changes are the change in temperature of the land and the evaporation of water and change humidity of the air. chemical change is the ripening of the orange</span>
Answer:
5 H atoms per NH4OH
Explanation:
5NH4OH
NH4OH is a chemical formula. It has 5 H atoms per each molecule. NH<em><u>4</u></em>O<em><u>H</u></em>
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5NH4OH means 5 molecules (or moles) of NH4OH. But the question asks per chemical formula, so 5 is correct,
There would be 5x4 or 20 atoms of H is 5 molecules of NH4OH.