Question

calculate formula mass unit of potassium hydrogen carbonate​

Answer 1

Answer:

Explanation:

Atomic mass of potassium= 40 u

Atomic mass of hydrogen= 1u

Atomic mass of carbon= 12 u

Atomic mass of oxygen= 16 u

Formula of potassium hydrogen carbonate= KHCO3

Formula mass= 40 + 1+ 12 + 16(3)

                      = 53 + 48

                      = 101 u approx

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