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A sample of CaCO₃ is 50% pure. On heating 1.12 L of CO₂ at STP is obtained. Residue left(assuming non volatile impurity) is
Options
(a) 7.8 g
(b) 3.8 g
(c) 2.8 g
(d) 8.9 g
Correct Answer:
7.8 g
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Question Type: Memory
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Difficulty Level: Easy
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Topics: Basic Concepts of Chemistry
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Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The hydrogen ion concentration in mol/dm, in a 0.2 M solution of a weak acid
- The correct order of acidic strength of oxides of nitrogen, is
- If pH of A,B,C and D are 9.5, 2.5,3.5 and 5.5 respectively, then strongest acid is
- KMnO₄ acts as an oxidising agent in the netural medium and gets reduced to MnO₂.
- The greenhouse effect can be caused by the presence of the
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Basic Concepts of Chemistry (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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