An aqueous solution is made up of a. colloids b. pure water molecules c. ions dissociated in solution d. covalent molecules in a water solution.

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Which of these is a density dependent factor? a. epidemic b. earthquake c. drought d. hurricane

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.