How many moles are present in 10.5 grams of nacl?
0.180 mol
0.18 mol
0.457 mol

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

What if it is did darwin used to support his theory of evolution