Explanations:
<u>Question</u> <u>1:</u> Lithium in 20.00+ g is C. or D., but 25.00+ g is D. which means this is the correct option.
I am unsure of <u>Question</u> <u>2</u>. I don't think it is mole though.
<u>Question</u> <u>3:</u> Boron in 25.00-30.00 g is B. or D., but 25.00 g would be C.
<u>Question</u> <u>4:</u> 2.393 x 1024 atoms of Oxygen is 63.58 mole O. I don't know for sure, but I think this is correct.
<u><em>I am NOT professional. There is a chance I am incorrect. Please reply to me if I've made a mistake.</em></u>
Answer:
The Net reaction is
-

-

-
Explanation:
From the Question we are told that the buffers are
and 
When NaOH is added the Net ionic reaction would be
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-

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The excited atom is positive when then neutral has no charge
Answer:
A: dedrite
B: cell body
c: axon terminal
d: axon
e: nucleus
Explanation:
I took it and got it right