How many molecules are in 4.5 moles of H2O?
1 answer:
Answer:
There would be around 2.7*10^24 molecules.
Explanation:
You have to multiply the amount of moles by Avogadro's number to get amount of molecules.
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Answer:
5.73 Liters
Explanation:
Pressure decreases => Volume increases (Boyles Law)
V(final) = 2.75L (750Torr/360Torr) = 5.73 Liters
The weighted average atomic mass of Silicon is 28.1
(27.98 x .9223) + (28.98 x .0468) + (29.97 x .0309)
= 25.81 + 1.36 + .93
= 28.1
The answer is ....................c
I would say G sorry if it’s not right
