Balance kclo3-kcl+02​

Explanation:

KClO

3

→KCl+3O

2

There are 6 O on the right and 3 on the left

so multiply the KClO

3

by 2

2KClO

3

→KCl+3O

2

now there are 6 O on both sides

Balance the K and Cl by multiplying KCl on the right by 2

2KClO

3

→2KCl+3O

2

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 : )