Which of the following has 20 neutrons?

A. oxygen

B. zirconium

C. potassium

D. neon

Which is more metallic a) Gold b) Bismuth

Beginning with Earth, summarize the structure of the universe.

For the reaction of nitrogen gas and hydrogen gas to make methane below, what stresses would shift the equilibrium to the left toward the reactants? N2 (g) + 3 H2 (g) ⇌ 2 NH3 (g) + Energy

How many moles of CaO are needed to react with excess water to produce 370g of calcium hydroxide?

Never mind i got it hahahaha

What is the volume in ml of one pound of mercury?

A reaction in which two light nuclei combine to form a heavier nucleus is termed a. fission. b. a redox reaction. c. a chemical reaction. d. fusion.

The pressure of a gas at 10 degrees celsius is greater that the pressure of the gas at 30 degrees celsius True False

Calculate the molar solubility of ag2so4 in each solution below. the ksp of silver sulfate is 1.5 * 10-5. (a) 0.36 m agno3: (b) 0.36 m na2so4:

Which statement best illustrates why carbon is so important to living things? a. Carbon occurs as a solid, a liquid, and a gas. b. Carbon is found in both the living and nonliving worlds. c. Carbon is stored in large quantities in fossil fuels. d.