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प्रश्न
Distinguish between acid and alkali (other than indicators).
उत्तर १
An acid is that substance which gives H+ ions when dissolved in water.
An alkali is that substance which gives OH− ions when dissolved in water.
उत्तर २
Acids: Have a sour taste.
Alkalis: They have a Sharp bitter taste, and they are soapy to the touch.
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