nettaboo4664
01.09.2020 •
Chemistry
How can a new element be made?
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Ответ:
You have to change the number of protons in the nucleus. While it is possible, it requires bombarding and putting together elements, which creates high energy particle accelerators.
Ответ:
Molarity= 0.04M
Explanation:
m=14.2 M=142 V=2.5L C=?
Mole(n)= m/M = 14.2/142= 0.1mol
n=C×V
0.1= C×2.5
Simplify
C= 0.04M