Acids, Bases, and Salts
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Chemistry Q & A Practice
1 of 5 exam-style Chemistry exercises in this topic
Equal volumes of solutions are tested at 25°C.
Solution
Concentration / mol dm⁻³
pH
P: HCl
0.010
2
Q: ethanoic acid
0.010
3.4
R: NaOH
0.001
11
S: ammonia
0.001
10.6
Which interpretation is correct?
Select one option.
A
S is a stronger alkali than R
B
P and Q have equal hydrogen-ion concentrations
C
R is acidic because its pH is below 14
D
Q is more strongly ionised than P
E
P is a strong acid while Q is weak at the stated concentration
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