-Select all that apply- The buoyancy force on a floating object is:

less than the weight of the object

equal to the weight of the water displaced

equal to the weight of the object

greater than the weight of the object

Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

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