What is the hydrogen ion concentration of a substance with a hydroxide ion concentration of 1.07x10-10M?

(Be sure to give your answer in 3 sig figs and the unit. Also type the letter "e" for "X10" just like on webassign

with no spaces)

What does a strong nuclear force do in an atom? It repels electrons from other electrons. It repels protons from other protons. It attracts protons and neutrons. It attracts protons and electrons.

Describe what you observe when you light a Bunsen burner.

Explain the process that causes some molecules in a sample to have very low energies (referring to a question o the maxwell Boltzmann distribution)

The ph of a buffered solution (select all that apply) :

The oxidation of pyruvate is not the only process that generates acetyl-CoA. In particular, fatty acids are broken down through oxidation, generating a great deal of acetyl-CoA, which can also enter the TCA cycle to generate high energy molecules.

A 275-mL f lask contains pure helium at a pressure of 752 torr. A second f lask with a volume of 475 mL contains pure argon at a pressure of 722 torr.

The temperature of 6.24 l of a gas is increased from 25.0°c to 55.0°c at constant pressure. the new volume of the gas is

Which of the following statements regarding pH is true? Which of the following statements regarding pH is true? A pH of 10 is acidic, and a pH of 3 is alkaline. Buffers accelerate large changes in the pH of a solution.

How to find thr solute and solvent

Which process uses a volume of solution of known concentration to determine the concentration of another solution? (1) distillation (3) transmutation (2) substitution (4) titration