Look at the first person’s answer. Cause I know I’m wrong
Answer:

Explanation:
The formula for kinetic energy is:

We can plug in the given values into the equation:



Answer:
B. 6HgO → 6Hg + 3O
Explanation:
A decomposition reaction is a reaction in which a single reactant is broken down into 2 or more products.
Answer:
i think its C hope this is rhight have a good day
Explanation: