1. How many molecules of barium hydroxide, Ba(OH)2 are there in 21.9 grams of
barium hydroxide?
A. 6.022 x 1023 molecules Ba(OH)2
B. 7.7 x 1022 molecules Ba(OH)2
C. 6.23 x 1021 molecules Ba(OH)2
D. 5.93 x 1021 molecules Ba(OH)2

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

Which of the following is a chemical property of water at 4 c

How many liters of water can be produced from 5.0liters of butane gas at stp, assuming excess oxygen? c4h10(g) + 02(g) → co2 (e) + h2o (g)