Question

calculate the mass of c12 atom​

Answer 1

Answer:

The diameter of the planet Mercury is 4.87 X 103 km Venus is 0.121 X 104 km and Earth is

128000 X 102 km. Express the above diameters in the expanded form and write which planet has

the smallest diameter?

Answer 2

Answer:

It is expressed as a multiple of one-twelfth the mass of the carbon-12 atom, 1.992646547 × 10−23 gram, which is assigned an atomic mass of 12 units. In this scale 1 atomic mass unit (amu) corresponds to 1.660539040 × 10−24 gram

Explanation:

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