Answer:
D. the energy release increases the molecular motion but decreases the kinetic
energy of the substance
Answer:
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The mass of the solid product of the reaction is determined by weighing.
Given :
Number of molecules of
.
To Find :
How many moles are in given number of molecules.
Solution :
We know, in 1 moles of any element/compound contains
at atoms/molecules.
So, number of moles in
molecules are :

Therefore, number of moles are 8.97 .