If Avogadro's Law has the equation below, which two values/properties are held constant?

If i add water to oil what will happen

What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?