The function of a buffer is to A) Change color at the end point of a titration B

Question

The function of a buffer is to A) Change color at the end point of a titration B) maintain a neutral pH C) maintain the pH of a solution. D) act as a strong acid. E) be a strong base. Oil does not dissolve in water because A) oil is polar. B) water is saturated. C) oil is hydrated D) water is nonpolar. E) oil is nonpolar. Biological catalysts that increase the rates of biochemical reactions are known A) binders B) trumanettes C) inhibitors D) enzymes E) substrates the correct formula for sulfuric acid is A) H_2 SO_4^- B) H_2 SO_4 C) H_2 SO_3

Explanation / Answer

8. Answer:- C

Buffers solution are those which resist change in pH due to addition of small amount of acid or base.

9. Answer:-E

This is because of general solubility rule "like dissolve like". Water being polar while oil being non polar.

10. Answer:- D

Enzyme are biochemical catalysts.

11. Answer:- B

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