Math, asked by laeeqhajeera, 2 months ago

Mass of helium atom is 6.64 × 10^-27 kg and mass of atom is 3.95 × 10^-25 Kg . What is the total mass ?

pls express the answer in standard form in notebook pls send me the answer

Answers

Answered by rayhan13345

2

Answer:

Answer

5.99×1023

Step-by-step explanation:

Solution

Mass of 1 atom of helium = 6.68×10−27kg

=6.68×10−24gram ,

Molecular weight = 4 gram,

Avogadro's number, N=46.68×10−24

=5.99×1023

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