Calculate the [H⁺] in 1 $\times$ 10^-7;K_a2 = 5 $\times$ 10^-11) $\times$ 10^-6 M
B)6

question 103

Multiple Choice

Calculate the [H⁺] in 1.0 M solution of Na₂CO₃ (for H₂CO₃,K_a1 = 4.3 $\times$ 10^-7;K_a2 = 5.6 $\times$ 10^-11) .

• A)7.5 \(\times\)10^-6 M
• B)6.6 \(\times\)10^-4 M
• C)1.3 \(\times\) 10^-2 M
• D)7.5 \(\times\) 10^-13 M
• E)none of these

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