The ratio of protons to neutrons may vary but in a neutral atom the number of protons = the number of
a. neutrons
b. electrons
c. positrons
d. protons outside the nucleus

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.

Turbo the snail moves across the ground at a pace of 12 feet per day. if the garden is 48 feet away, how many days will it take for the snail to get there?

How many atoms are there in 5.70 mol of mg