How many electrons will metals generally have in their outer shell?

A calcium atom (Ca) will lose or gain electrons

An atom dose not have to have equal number of?

Name the following chemical compound k3N

How many calcium ions are there in caco3?

2 h2o (g) 2 h2 (g) + o2 (g) kp = 7.8 * 10-16 at 930 k. give the value of kp for this reaction, if it is written as: 1/2o2 (g) + h2 (g) h2o (g)

Which of the following is a type of electromagnetic radiation? a. Electrons b. Neutrons C. Electromagnetic waves d. Helium nuclei

Which formula can represent hydrogen ions in an aqueous solution? OH - (aq) Hg2^2 + (aq) H30 + (aq) NH + (aq)

A gas has a temperature of 14 degrees C and volume of 4.5 liters. If the temperature is raised to 29 degrees C and the pressure is not changed, what is the new volume of the gas? .

How much heat is needed to raise the temperature of 50.0 g of water from 4.5 ⁰C to 83.0 ⁰C?

How does temperature affect the rate of a reaction? A. Increasing the temperature decreases the potential energy of the reactants. B. Increasing the temperature gives the molecules more kigetic energy C.