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1. One mole contains avogadro's number of particles equal to____ which is exactly equal to the number of atoms in exactly 12 g of carbon- 12.

2. the molar mass of monatomic elements like Na, Li, Mg numerically equal to its____ expressed in grams.

pakisagutan po please.


Sagot :

Answer:

1) 6.022×10^23

2) molecular mass

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