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Question

পানির আণবিক ভর 18 amu হলে পানির একটি অণুর ভর কত ?

2.988 × 10⁻²⁶ Kg

2.889 × 10⁻²⁶ Kg

2.998 × 10⁻²⁶ Kg

ANS : 1

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