8) Which substance has a definite shape and a definite volume at STP?
A)
NaCl(aq)
B)
AlCl3(5)
Cl2(8)
D)
CC140

Which statement about the stamps is correct?

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?

Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these