Hafnium has six naturally occurring isotopes: 0.16% of 174Hf, with an atomic weight of 173.940 amu; 5.26% of 176Hf, with an atom
1 answer:
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Answer:
The freezing point will be
Explanation:
The depression in freezing point is a colligative property.
It is related to molality as:
Where
Kf=
the molality is calculated as:
Depression in freezing point =
The new freezing point =
Answer:
E = h v = 6.626 x x 97.20 x
= 6.44 x
J = 4.01 x
eV
n = Energy Level = / E = -13.6 / 4.01 x
= 3.39 x
= 1.84 x
energy level...