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What is actual mass 

 

 

Asked by 29th July 2022, 9:42 PM
Answered by Expert
Answer:
Dear Student,
 

Atomic Mass

Actual Mass

1. It is a relative number and has no unit.

1. The unit is grams.

2. It indicates the number of times an atom of an element is heavier than 1/12th part of a C12 isotope.

For example,

Atomic mass of oxygen is 16 means an atom of oxygen is 16 times heavier than 1/12th of C12.

2. It indicates the actual mass of an atom of the element.

For example, Mass of an oxygen atom is,

16 × 1/ (6.023×1023)

= 2.656×10−23 grams

Answered by Expert 31st July 2022, 11:32 AM
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