20.0 g of a magnesium carbonate sample decomposes on heating to give carbon dioxide

200 G Of A Magnesium Carbonate Sample Decomposes On Heating Chemistry Question

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.

Related Questions:

  1. What will be the partial pressure of He and O₂, if 200 mL of He at 0.66 atm and 400 mL
  2. If 0.1 M of a weak acid is taken, and its percentage of degree of ionization
  3. If the atomic number of an element is 33, it will be placed in the periodic table
  4. Which of the following complex has square planar structure
  5. The solubility product of a sparingly soluble salt AB at room temperature

Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*