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Choose the wrong statement

a) Molecular mass of calcium carbonate is 100 u
b) Molar mass of calcium carbonate is 100 g
c) Avagadros constant has SI unit
d) Mole is a number quantity


The Brainliest Answer!
The wrong statement is (C)
Avagadro num is just a number and is unit less 
2 5 2

Statement C is wrong because Avagadros constant is unitless.
1 5 1
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