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Puneet Gupta

· started a discussion

· 1 Months ago

is 456 (Question: 333619.0 )

according to code : 6 to 9 pH

Question:

To prevent sulphate attack in concrete, for preparing concrete mix, water pH must be Within:

Options:
A)

7 - 10

B)

4 - 6

C)

5 - 7

D)

6 - 9

Solution:

Ans: (d)

Knowledge Expert

· commented

· 1 Months ago

Dear Student,
We apologize to wrong marking,
We fixed it,

Best wishes
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