At , the following monoprotic acids have the indicated values. Acid X: ; Acid Y: ;…

CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases

Problem

25\ ^\circ\mathrm{C}

, the following monoprotic acids have the indicated

K_a

values. Acid X:

1.3\times10^{-5}

; Acid Y:

4.6\times10^{-8}

; Acid Z:

7.2\times10^{-4}

; Acid W:

9.5\times10^{-6}

. Which acid is the strongest? (a) Acid X (b) Acid Z (c) Acid Y (d) Acid W