What is the ph of a solution with a hydroxyl ion [oh-] concentration of 10-12 m?

List 5 careers in computer Science

The species that is formed when a molecule gains an electron is called an isotope. an isomer. a charge mass ratio. an anion. a cation.

If the atomic number of an element is 6 and its mass number is 4 how many neutrons are contained in the nucleus? A. 14 B. 6 C. 8 D. 20

Which property of fossil fuel make them an important resource for life on earth

How would adding the catalyst nitrogen monoxide (NO) affect this reaction? 2SO2 (g) + O2 (g) → 2SO3 (g)

Which of the following changes occurs with the greatest increase in entropy?

A child sits on a partially filled balloon and decreases the volume by half. What happens to the pressure inside of the balloon?

Which phrases describe all the outer planets' motion? Check all that apply. no rotation fast rotation slow revolution opposite revolution north to south rotation

Rank the species (amide ion, ammonia, or ammonium ion) from the largest to the smallest H-N-HH-N-H bond angle? Rank from largest to smallest H-N-HH-N-H bond angle. To rank items as equivalent, overlap them.

What is the ratio of effusion rates of krypton and neon at the same temperature and pressure?