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प्रश्न
Fill in the blank with the correct word from the options given below:
Relative molecular mass of an element/compound is the number of times one ________ of the substance is heavier than −1/12that the mass of an atom of carbon [C12].
विकल्प
atom
ion
molecule
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उत्तर
Relative molecular mass of an element/compound is the number of times one molecule of the substance is heavier than −1/12 that the mass of an atom of carbon [C12].
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