Which of the following is the correct word equation for the reaction described below? Calcium hydroxide and hydrogen gas are produced by the reaction of calcium hydride and water.

There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?

Which statement best describes what happens when molecular compounds melt