If 3.5 moles of K react , how many grams of KCl should be produced ?

with this one i know the answer in craters one reason i looked it up and i learned about it there is my evidence

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

hope this : )

bcde is the incorrect answer it is a