Gravity is the force that keeps the planets in orbit.
Baking powder is a mixture of baking soda and a mild edible acid such as tartaric acid
The correct answer to your question is: <span>C) tin (IV) bromide, SnBr₄</span>
<span>Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming of natural gas, in a two-step process. In the first step, nitrogen and hydrogen react to form ammonia:
In the second step, ammonia and oxygen react to form nitric acid and water:</span>
