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The percentage content of water and calcium sulphate in gypsum is _______ and _______ respectively.

The percentage content of water and calcium sulphate in gypsum is _______ and _______ respectively. Correct Answer 20.9, 79.1

Gypsum is the hydrated sulphate of calcium and is a white crystalline substance. The percentage content of water and calcium sulphate in gypsum is 20.9 and 79.1 respectively.

Related Questions

Which of the following statement(s) is/are correct?
1. If sodium carbonate and washing soda is mixed in water the hardness of water can be removed.
2. The reaction of the chemicals produce sodium sulphate, sodium carbonate and insoluble calcium carbonate.
3. Magnesium sulphate chloride and magnesium carbonate is also produced.
Select the correct answer
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Consider the following statements.
1. Among the fertilisers used, urea contains maximum percentage of Nitrogen.
2. The mixture of calcium sulphate is known as super phosphate of lime.
3. Potassium magnesium sulphate is called the muriate of potash.
Which of the statements given above are correct?
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Following table represents the type of reactions of three metals with various solutions. Metal lron (II) Sulphate Copper (II) Sulphate Zinc Sulphate A No reaction Displacement Not known B No reaction No reaction No reaction C Displacement Not known No reaction Which of the following represents the correct order of reactivity of metals A, B, C
Which of the following statements is/are correct? A. Iron can replace zinc from zinc sulphate solution. B. Zinc can replace copper from copper sulphate solution. C. Copper can replace Iron from Iron sulphate solution.
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P. replace Al2O3 inclusions by CaO inclusions
Q. modify Al2O3 inclusions into calcium aluminate inclusions
R. reduce sulfur content of steel
S. reduce nitrogen content of steel
There are five energy drinks - Red, Moto, Energy, Lion and Bull containing different range of sugar content. Moto having sugar content more than all other drinks. Energy having the sugar content only more than the Lion. Bull is not having sugar content more than the Red. Which of the following drink having the second most sugar content?