John is outstanding forward on his club select soccer team. He is know for his ball control and speed. After a game he often makes a sketch of moves that were successful. The dotted line on his sketch shows the direction the ball was moving before he kicked it.

This self evaluation helps them to better his sport.

Explanation:

This is the right way to evaluate the performance of John because this sketch shows him the way he perform in the match. Due to this sketch he can better his performance and remove all the mistakes he had done in the match which results in better performance of John in the next match. This self evaluation helps them to better his sport and got new chances in order to select for a better club or national soccer team.

the answer for sodium is 0.186

the answer for rubidium is 0.251

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!