(99.63/100 x 14.003) + (0.37/100 x 15)
13.9511889 + 0.0555 = 14.0066889amu
13.95 + 0.0555 = 14.0055 (same thing just rounded numbers)
(You can round that to 14amu)
Answer is 14 amu
Answer:
butanal
Explanation:
It's not 1-propanone because otherwise you have OH bonded to C not O and H bonded to C separately. 2-butanol means that the O and H would be bonded to a different C atom, and it's not propyl hydrogen ether because the O would be in the chain of bonded Cs.
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Answer:
The heating and melting of wax
Explanation:
When a candle is burned the wax heats up, but when cooled it hardens and cannot be put back into it original form.
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Answer: Clean Air Act
Explanation: The Clean Air Act of 1963 was one of the first and most influential modern environmental laws designed to control Air pollution at a National level.
The statement in the question above is one of the bold direct statements of the Clean Act Law.
2.22 g of NaF*1mol/41.97g of NaF =0.0529 moles