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20.0 g of a magnesium carbonate sample decomposes on heating to give carbon dioxide and 8.0 g magnesium oxide. What will be the percentage purity of magnesium carbonate in the sample? (At.Wt.of Mg =24)
Options
(a) 96
(b) 60
(c) 84
(d) 75
Correct Answer:
84
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- How many electrons in an atom with atomic number 105 can have (n + l) = 8
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- An ideal gas at constant temperature and pressure expands and its
- Ionisation constant of CH₃COOH is 1.7 ˣ 10⁻⁵ and concentration of H⁺ ions
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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