Substances that are likely to disassociate in water

1.43 x 10^-11 j the guy commented the awnser just making sure u see it .

for step 7 table c on the lab "newtons law of action"   the average time it took the car to travel .25 meters   was 1.92 seconds.

the average time it took the car to travel 0.50 meters was 2.61 seconds

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the answer is c.the valence of the atoms combine .