Everyday Science MCQs
Q The main buffer system of the human blood is____________?
  • A A. H2co3 – hco3
  • B B. H2co3 – co32-
  • C C. Ch3cooh – ch3coo–
  • D D. Nh2conh2 – nh2conh+
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Word of the Day
16 Jul
Volatile
(of a substance) easily evaporated at normal temperatures.
بدلتے مزاج والا، کافور صفت

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