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Q. |
A solution turns blue litmus red, its pH is likely to be - |
A. | 11 |
B. | 9 |
C. | 5 |
D. | 10 |
Answer» C. 5 | |
Explanation: If the litmus paper turns red, it indicates the presence of an acid while if it turns blue, it indicates the presence of a base. |
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