1. Mr. M's class grades were graphed as a pie graph. Based on this graph: a) The largest percentage of students received what grade?
b) Estimate what percentage of the class received a B.
c) Estimate what percentage of the class received an A.
d) Based on the graph, do you think Mr. M's class is hard?
Why or why not?

answer: i have one answer

acids are substances that ionize (break off) in an aqueous solution to produce hydrogen (h+) ions

explanation:

hope this and sorry i could only come up with one answer!

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.