Some Basic Concepts Of Chemistry Question 246

Question: Ca(OH)2+H3PO4CaHPO4+2H2O the equivalent weight of H3PO4 in the above reaction is [Pb. PMT 2004]

Options:

A) 21

B) 27

C) 38

D) 49

Show Answer

Answer:

Correct Answer: D

Solution:

The equivalent weight of H3PO4=molecular weight2

mole wt of H3PO4 = 3 + 31 + 64 = 98 \ 982=49



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