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Calculate the formula unit masses of K2CO3, given atomic masses of K = 39 u, C = 12 u, and O = 16 u. - Science

Calculate the formula unit masses of K2CO3, given atomic masses of K = 39 u, C = 12 u, and O = 16 u.

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Solution

Formula unit mass of K2CO3 = 2 × Atomic mass of K + Atomic mass of C + 3 × Atomic mass of O

= 2 × 39 + 12 + 3 × 16

= 138 u

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APPEARS IN

NCERT Class 9 Science Textbook
Chapter 3 Atoms and Molecules
Q 2.3 | Page 40
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