Answer:
Explanation:
Uma declaração verdade é identificada pelo de ela afirmar a verdade diferente das outras opções
Answer:
Bubbles are comprised of gases, which have a lesser density than water. Since they are less dense, they get pushed up to the surface, and they rise, lighter than the liquid around them. This is just like helium in air; helium is lighter than air, so it rises, pushed to the top by the pressure around it.
PLS MARK THE BRAINLIST
I don't know about 14, but 15 is (4), because a liquid draws in heat to turn into a gas. 16 is (2), because to turn into a cold solid, something has to release heat.
Grams. It is a smaller unit.
When MgO and H2O react they form Magnesium Hydroxide Mg(OH)2
