What are the oxidation numbers of K, Cl, and O in KClO,? A. K = +2, Cl = +4 and 0 = -2
B. K= +1, Cl = +5 and 0 = -2
C. K = +3, Cl = +3 and 0 = -2
D. K = +1, C1 = -5 and 0 = -2
E. None of the Above

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6

7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d.lytic