EVERYDAY SCIENCE

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Mass percent of phosphorus in calcium phosphate is
A
38.71%
B
20%
C
41.29%
D
28%
Explanation: 

Detailed explanation-1: -Therefore, we can write that the mass percentage of all the elements in calcium phosphate is 38.71% calcium, 20% phosphorous and 41.29% oxygen.

Detailed explanation-2: -The % of P in Ca(H2PO4)2 is 26.

Detailed explanation-3: -% of phosphorus =Mass of elementMass of the compound×100=31.63%

Detailed explanation-4: -Percentage of phosphorus = Mass of phosphorus in compound Molecular mass of the compound × 100 Percentage of phosphorus = 62 234 × 100 = 26 . 5 %

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