MHT CET202311 May 2023Evening ShiftChemistrySome Basic Concepts of ChemistryActual

Which from following substances consists of total 1 mole atoms in it? (Molar mass of . NH ₃=17, H ₂ O =18, ~N ₂=28, CO ₂=44 )

Options

A4.25 ~g NH ₃
B1.8 ~g H ₂ O
C2.8 ~g ~N ₂
D4.4 ~g CO ₂

Correct answer

A. 4.25 ~g NH ₃

Step-by-step solution

aligned 4.25 ~g NH ₃ & = 4.25 17 ~mol NH ₃ & =0.25 ~mol NH ₃ & 1 ~mol NH ₃=1 ~mol ~N -atoms +3 ~mol H -atoms 0.25 ~mol NH ₃ & =0.25 4 & =1 ~mol atoms aligned

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