Chemistry, 18.10.2019 22:30 cmfuentes0816
The equation for the ph of a substance is ph = –log[h+], where h+ is the concentration of hydrogen ions. a basic solution has a ph of 11.2. an acidic solution has a ph of 2.4. what is the approximate difference in the concentration of hydrogen ions between the two solutions? a) 1.6*10^-9 b) 4.0*10^-3 c)6.7*10^-1 d)1.6*10^-1
Answers: 2
![pH = -\log[H+]](/tpl/images/0332/6029/30b50.png)
![11.2=-\log[H^+]](/tpl/images/0332/6029/fa6ad.png)
![[H^+]=6.309\times 10^{-12} M](/tpl/images/0332/6029/eb264.png)
![2.4=-\log[H^+]](/tpl/images/0332/6029/156c9.png)
![[H^+]'=0.0039810 M=3.9810\times 10^{-3} M](/tpl/images/0332/6029/c1356.png)
![=[H^+]'-[H^+]](/tpl/images/0332/6029/74fcc.png)
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The equation for the ph of a substance is ph = –log[h+], where h+ is the concentration of hydrogen i...
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