What is the arrow pointing to?
a. ions and molecules form a water solution.
b. the water molecule is charged neutrally.
c. the molecule that consists of two atoms is negatively charged.
d. a single positively charged atom is highlighted with an arrow.
e. water molecule hydroxide ion electron hydronium ion hydrogen ion

When a septic tank backs up a goes in to clean it out

How does a nuclear reactor produce electricity? a. high-energy gamma rays are converted by a generator into electricity. b. the heat from the reaction turns water to steam, which runs a generator. c. the reaction produces a stream of electrons that flow through wires and into batteries. d. the heat released from the reaction is used to burn coal or gas to produce electricity. e. control rods absorb the neutrons emitted and release a stream of electrons as electricity.

Asap at one point in history people could measure temperature by looking at the volume of a sample of gas. suppose a sample in a gas thermometer has a volume of 135ml at 11.0°c. indicate what temperature would correspond to each of the following volumes: 113 ml, and 155 ml.