When an atom gains an electron it becomes a ___ ion

When calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced. CaCO 3 (s) + 2 HCl (aq) ⟶ CaCl 2 (aq) + H 2 O (l) + CO 2 (g) How many grams of calcium chloride will be produced when 28.

Imagine that you are using a microscope your high-powered object 40x and your eyepieces 50 x what is your total magnification

Definition of brittleness

What element has 3 electrons in the 2p sublevel?

Where are the smallest, lightest hydrocarbons captured in a distillation tower?

A chemical engineer is developing a process for producing a new chemical. One step in the process involves allowing a solution of potassium hydroxide to react with a solid. Which action would most likely increase the reaction rate for this step?

Determine which elements are balanced and unbalanced for each chemical equation below when every compound is given a coefficient of one.

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is salt and Solution B is salt. She wants to obtain ounces of a mixture that is salt.

Reactions that affect the nucleus of an atom are called? A. Fusions B. Radioactive decays C. Nuclear reactions D. Fissions

The amplitude of a wave is most directly related to what wave characteristic? Crest length Frequency Wavelength Wave height