CBSE Class 9 Answered
NUMERICAL PROBLEM ON MOLE CONCEPT
Asked by | 05 Jun, 2008, 05:35: PM
Expert Answer
Mass of 1022 atoms 
930 mg
Hence weight of Na(avagadaro's number) atoms=Molar mass=0.93
6.02310=56
Answered by | 18 Jun, 2008, 04:56: AM
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