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Vesna [10]
3 years ago
8

Stone tools enabled people to hunt and grow crops made the food supply more

Chemistry
1 answer:
Nastasia [14]3 years ago
3 0
It makes it more accessible to everybody
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a sample of a compound contains 60gC and 5.05gH.it molar mass is 78.12g/mol what is the compound molecular formula
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(60)/(60+5.05)=.922367 C
1-0.922367=0.07763259 H
(0.922367)(78.12)=72.05534204 C
(0.07763259)(78.12)=6.06 H
72.05534204/(12.01)=6 C
6.06/1.01=6 H
Empirical= CH
Molecular=C6H6
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