| What do we observe on pouring acetic acid on red blue litmus papers? |
| (a) Red litmus remains red and blue litmus turns red. |
| (b) Red litmus turns blue and blue litmus remains blue. |
| (c) Red litmus turns blue and blue litmus turns red. |
| (d) Red litmus becomes colourless and blue litmus remains blue. |
Answer:
(a) Red litmus remains red and blue litmus turns red.
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