Periodic table with their mass and moles

Dear Student

Masses of element are given in the periodic table.



You need to find the number of moles using information given below.
One mole is equal to 6.022×1023 molecular entities (Avogadro's number).
Each element has a different molar mass depending on the weight of 6.022×1023 of its atoms (1 mole).
The molar mass of an element can be determined by finding the atomic mass of the element on the periodic table.

The molar mass of a substance is numerically equal to the atomic mass or the molecular mass of the substance in ‘u’ and is the mass of one mole of the substance. It is measured in grams.

Use this formula

Number of moles = Mass / Molar Mass
n = m/M​​​​​​​

Regards

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