SC-1099
Indicators
Lower Sec Science · Secondary 2 · Medium · Indicators
A student compares normal rainwater and acid rain using blue litmus paper. In normal rain, the blue litmus stays blue. In acid rain, the blue litmus turns red. What does this show about acid rain?
- It is acidic, more so than normal rain
- It is neutral, same as normal rain
- It is alkaline, less acidic than normal rain
- It is neither acidic nor alkaline
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