Which element has 32 protons in its nucleus?

phosphorus

cobalt

germanium

sulfur

The amount of energy it takes to remove an electron from an atom is

What are physical changes

What releases hydroxide ions when dissolved in water?

Why do lions go after the baby water buffalo

The diagram shows the scales used for recording temperatures. The labels for the scales are missing. Which labels complete the diagram?

What's 5 type of energy

Solutions that have more OH - than H + ions are A. reactants. B. acids. C. bases. D. enzymes.

During an experiment water was heated in a container covered with a glass lid. The following observations were recorded. Observation 1: Water droplets form on the inside of the glass lid. Observation 2: Bubbles rise as the water starts boiling.

On a trip to an animal farm, Pete saw a black horse with two colts: one spotted colt and one black colt. Which statement BEST describes what Pete sees? A) Offspring may or may not look like one parent.

KBr (aq) + AgNO3 (aq) → KNO3 (aq) + AgBr (s) In the chemical reaction above, what state is KBr in?