Let's look at three metals reacting with three acids. Magnesium plus nitric acid gives us magnesium nitrate. Calcium plus hydrochloric acid gives us calcium chloride. And zinc plus sulphuric acid ...

Let's look at three metals reacting with three acids. Magnesium plus nitric acid gives us magnesium nitrate. Calcium plus hydrochloric acid gives us calcium chloride. And zinc plus sulphuric acid ...

The ammonia gas, having a lower molecular weight than the hydrogen chloride, will diffuse faster and travel a greater length of the tube. Consequently, the white ring of ammonium chloride will form ...