Which of the following ions came from an atom that gained 2 electrons?

A. 0^2-

B. Li+

C. Mg^3+

D. N^3-

What mass of Ba3 (PO4) 2 is contained in 1575 mL of a 0.35M solution of Ba3 (PO4) 2

How many atoms are in 0.075 mol of Carbon (C) ?

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Which kind of energy is stored in a chemical bond

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Which compound forms a green aqueous solution

Sulfur dioxide gas (SO2) reacts with excess oxygen gas (O2) and excess liquid water (H2O) to form liquid sulfuric acid (H2SO4). In the laboratory, a chemist carries out this reaction with 67.2 L of sulfur dioxide and gets 250 g of sulfuric acid.

Which of the following ions came from an atom that gained 2 electrons? A. 0^2- B. Li+ C. Mg^3+ D. N^3-

Anesthetic gases. one type of gas mixture used in anesthesiology

A student investigated the rate of reaction between sodium thiosulphate and dilute hydrochloric acid the student placed a conical flask over a cross on a piece of paper the student mixed the solutions in the flask the solution went cloudy the