Chemistry, 18.03.2020 20:29 anthonybowie99
5. At 20°C, the water autoionization constant, Kw, is 6.8 ´ 10–15. What is the H3O+ concentration in neutral water at this temperature? A. 6.8 × 10–7 M B. 3.4 × 10–15 M C. 6.8 × 10–15 M D. 8.2 × 10–8 M E. 1.0 × 10–7 M
Answers: 1
and 
is equal to x. Then expression for 
for the given reaction is as follows. ![K_{w} = [OH^{-}][H^{+}]](/tpl/images/0552/4456/ef741.png)
![[H^{+}] = 8.2 \times 10^{-8}](/tpl/images/0552/4456/07e73.png)
M
concentration in neutral water at this temperature is 
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5. At 20°C, the water autoionization constant, Kw, is 6.8 ´ 10–15. What is the H3O+ concentration in...
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