Question

QUESTION 25 Which of the following solutions would have the lowest pH? Assume that they are all 0.10 M in acid at 25°C. The acid is followed by its $K_a$ value. $\circ$ HCIO$_2$, 1.1 \times 10$^{-2}$ $\circ$ HF, 3.5 \times 10$^{-4}$ $\circ$ HCN, 4.9 \times 10$^{-10}$ $\circ$ HCHO$_2$, 1.8 \times 10$^{-4}$ $\circ$ HNO$_2$, 4.6 \times 10$^{-4}$

          QUESTION 25
Which of the following solutions would have the lowest pH? Assume that they are all 0.10 M in acid at 25°C. The acid is followed
by its $K_a$ value.
$\circ$ HCIO$_2$, 1.1 \times 10$^{-2}$
$\circ$ HF, 3.5 \times 10$^{-4}$
$\circ$ HCN, 4.9 \times 10$^{-10}$
$\circ$ HCHO$_2$, 1.8 \times 10$^{-4}$
$\circ$ HNO$_2$, 4.6 \times 10$^{-4}$

QUESTION 25
Which of the following solutions would have the lowest pH? Assume that they are all 0.10 M in acid at 25°C. The acid is followed
by its Ka value.
∘ HCIO2, 1.1 ×10^-2
∘ HF, 3.5 ×10^-4
∘ HCN, 4.9 ×10^-10
∘ HCHO2, 1.8 ×10^-4
∘ HNO2, 4.6 ×10^-4

Added by Jeffrey C.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Isaac Huidobro

07/11/2023

Step 1

Step 1: The lower the Ka value, the weaker the acid. Show more…

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QUESTION 25 Which of the following solutions would have the lowest pH? Assume that they are all 0.10 M in acid at 25°C. The acid is followed by its Ka value. O HCIO2, 1.1 x 10-2 OHF, 3.5 x 10-4 OHCN, 4.9 x 10-10 OHCHO2, 1.8 × 10-4 Ο ΗΝΟ2, 4.6 x 10-4