Calculate number of particles in 46 g of Na atoms

Which of the following occurs when a reaction in a solution is at equilibrium and more product is added to the solution? a. Equilibrium shifts to produce more product b. Equilibrium shifts to produce more reactant c. No change will occur d.

How is a gas different from a solid or a liquid? (choose all that apply)

In the periodic table how many elements could be classified as metals in group IV?

How many grams of Calcium are present in 33.0 g of Calcium Fluoride, CaF2?

How many 100 mg tetracycline capsules can be made from 1 kg of tetracycline? (A) 10 (B) 100 (C) 1,000 (D) 10,000 (E) 100,000

How many valence electrons are in atom of sulfur?

My sister needs this answered! Donald is creating an experiment to determine if fertilizer affects plant color. He makes this statement: "If each plant receives a different amount of fertilizer, then the plant's color intensity will change.

What would happen to life if earth were in a different location within the solar system

Substance that undergoes a change in a chemical reaction is a. a product c. a reactant. b. a chemical. d. an enzyme.

List the number of protons, neutrons, and electrons in Iodine-127. (atomic number is 53)