Question

today we were studying about mass so the teacher said the mass of hydrogen is 1 and of oxygen is 16 ..so from where do we know this?do we have to learn it from somewhere? ​

Answer 1

Answer:

No , we don't have to learn this

But we have to learn The number of neutron in an element

so we can find the atomic mass of the element by adding No. of protons and no. of neutrons

Explanation:

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