Answer:
0.0078 L of the stock solution is required to make up 1.00 L of 0.13 M
Explanation:
According to laws of equivalence,
where, and are initial and final concentration respectively. and are initial and final volume respectively.
Here, , and
So,
or,
or,
Hence 0.0078 L of the stock solution is required to make up 1.00 L of 0.13 M
I’m not sure but I think the answer is B
C) chemical change, because burning gives new substances, but does not change nuclei of elements