One mole of ANY element contains the: same mass as one mole of any other element
same number of atoms as one mole of any other element
same gram-formula-weight as one mole of any other element
both the first and second choices

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

How many moles of al3+ ions are in 1.25 moles of al2o3

How have the greenhouse gasses increased from the year 2000 to 2018