Explanation:
molar mass of the compound = 24 + 2× 14+ 16×6
= 24 + 28 + 96
= 148g/mol
no of moles = given mass / molar mass of the compound
1.4 = given mass/ 148
1.4×148=given mass
207.2 g
I’m pretty sure it’s d, please let me know !
Answer:
54
Explanation:
Mass number = protones + neutrons
Mass number = 24 + 30
Mass number = 54
There are 5 possible structural isomers with the molecular formula C₇H₉N.
Explanation:
You may find the chemical diagrams of the structural isomers in the attached picture.
Learn more about:
structural isomers
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