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Buffers usually contain ________________ with its conjugate ____________(a) weak base, base(b) strong base, acid(c) weak acid, base(d) weak acid, acidThis question was addressed to me in final exam.I'm obligated to ask this question of Chemical Basis of Life topic in section Chemical Basis of Life of Cell Biology |
Answer» CORRECT choice is (c) weak acid, base To explain I would SAY: Buffers are solutions that resists CHANGE in PH. They can be made up of a weak acid and its conjugate base or a weak base and its conjugate acid. An example of a buffer is a solution of acetic acid(weak acid) and sodium acetate(conjugate base). |
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