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stellarik [79]
2 years ago
12

HELP ASAP

Chemistry
1 answer:
Bezzdna [24]2 years ago
5 0
A. I think sorry if it’s wrong
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Draw the structure of the compound C9H12 from its proton (1H) NMR spectrum below. First-order spin-spin splitting rules and equa
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Answer:

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Explanation:

If you draw the structure, you can see that there are two methyl groups and in between there.

Adjacent to CH3, there are four neighbouring hydrogens, therefore, n=4+1 = 5. The same is for methyl on other side. For carbon present in benzene ring,  there is 2, since there is one hydrogen on benzene per carbon.

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How many grams are in 4.5 moles of NaF?
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2 years ago
What is the mass of 3.04×10^-4 mol of baking soda, NaHCO3?​
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0.025536g

Explanation:

no. of mole = mass/Mr

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3 years ago
What kind of energy is stored in bonds of molecules
Ne4ueva [31]
The answer to your question would more than likely be chemical energy, natural gas, and chemical energy. but I don't know what grade your in I'm in eighth if your below I know the answer. I'm pretty sure I had a question exactly like this last year but that was last year so if it's wrong sorry. I looked it up on Google to make sure
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