aliviafrancois2000
10.04.2021 •
Chemistry
1. Which functional group is found in an ester? (1 point)
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Ответ:
A compound most often formed by the condensation of an alcohol and an acid, with elimination of water. It contains the functional group C=O. joined via carbon to another oxygen atom
Explanation:
correct answer is = 1 one
i hope it will give you correct answer
Ответ:
2nd one
Explanation:
Fact!
Ответ:
A. 6.25moles
B. 0.78moles
C. 0.32moles
D. 0.15moles
E. 0.43moles
Explanation:
use
n = mass/molar massA. He
25/4 = 6.25molesB. O2
25/32 = 0.78molesC. Al(OH)3
27+ 3(17) = 7825/78 = 0.32 molesD. GaS3
70+3(32) = 16625/166 = 0.15molesE. C4H10
4(12)+10(1) =5825/58 = 0.43moles