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NEET UG CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

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Application +4 | -1

Suppose the elements X and Y combine to form two compounds

X{Y_2}

and

{X_3}{Y_2}

. When 0.1 mole of

X{Y_2}

weights 10 g and 0.05 mole of

{X_3}{Y_2}

weights 9 g, the atomic weights of X and Y are

View answer and explanation

Correct option: B

40,30

Option B (40,30) is correct. By setting up a system of equations based on the given weights and moles, we can solve for the atomic weights of X and Y.

NEET UG CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

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