Given four substances P , Q, R and S with pH values 1.0, 8.2, 7.0 and 5.1 respectively. Answer the following
questions :
a) Which has maximum concentration of OH–
ions?
b) Do all of them give H+
ions? Justify your answer.
Answers
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1
Answer:
a)ph 8.2 will have max.OH- CONCENTRATION
b) yes all of them will give H+
reason is ph is inversely proportional to concentration of
H+ but kw( ionic produc of water is fixed)so Oh- will have to increase if ph increase. these reactions are in equilibrium so they furnish H+ .
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