What are 2 examples and 2 non-examples of pure substances

Cesium sulfate is a typical solid whose solubility decreases a. with increasing temperature. b. only if the pressure decreases. c. with decreasing temperature. d. only if the pressure increases.

Where should you keep your glass of soda if you want it to remain fizzy

If an unshielded sample of radioactive material emits alpha particles, what effect will it have on a person sitting in the next room? (Assume the wall between rooms is composed of concrete.) None, because the wall will block the radiation.

How many moles are there in 0.67 L of a 0.50 M KBr solution?

The sharing of electrons between the oxygen atom and two hydrogen atoms form a

State hess's law. how is it used

When the name of a molecule ends in - ose, the molecule is a

How many moles are in. 12 grams of gold.

When lithium reacts with bromine to form the compound LiBr, each lithium atom: (1) gains one electron and becomes a negativelycharged ion (2) gains three electrons and becomes a negativelycharged ion (3) loses one electron and becomes a

Based on what you know about matter, explain why the food coloring mixes at different rates