Subject :NSO Class : Class 5
Subject :NSO Class : Class 8
Ans 3:
Class : Class 8
The correct option is B.Because curd is acidic and the indicator should have changed to dark pink color.
Ans 7:
Class : Class 8
B is correct antacids are basic since they are made for curing stomah acidity so it will turn the indicator to green.
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 5