SCIENCE
ECOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A(n) ____ is a substance with a pH less than 7
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Acid
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Alkaline
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Base
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Buffer
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Explanation:
Detailed explanation-1: -A pH less than 7 is acidic. A pH greater than 7 is basic.
Detailed explanation-2: -Lemon:-2.2-2.4. Vinegar:-2.4-3.4. Urine:-4.8-8.4. Seawater:-8.5.
Detailed explanation-3: -A pH less than 7 is acidic. A pH greater than 7 is basic.
Detailed explanation-4: -pH is measured on a scale of 0 to 14. On this scale, a pH value of 7 is neutral, which means it is neither acidic nor basic. A pH value of less than 7 means it is more acidic, and a pH value of more than 7 means it is more basic.
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