SCIENCE
PHYSICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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strongly acidic
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slightly acidic
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strongly basic
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slightly basic
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Detailed explanation-1: -A pH of 7.0, in the middle of this scale, is neutral. Blood is normally slightly basic, with a normal pH range of about 7.35 to 7.45.
Detailed explanation-2: -What is its pH? Human blood has a pH between 7.35 and 7.45. Which of the following best describes human blood? strong acid.
Detailed explanation-3: -Blood is an alkaline buffer of weak acid and weak base. Thus, blood pH is slightly basic due to presence of bicarbonate (weak base) in it. The blood pH in our bodies lies between 7.35 to 7.45, which means blood is slightly alkaline in nature.
Detailed explanation-4: -Answer. The human blood has a pH value in between 7.35-7.45 so it is definitely alkaline in nature .
Detailed explanation-5: -So, the correct answer is ‘7.4’.