Chemistry, 16.10.2019 12:00, weridness80
Determine the ph of a 0.05 m solution of hydrocyanic acid (hcn). hydrocyanic acid has an acid-dissociation constant of 4.9 × 10-10.
Answers: 2
![k_a=\frac{[H^+][CN^-]}{[HCN]}](/tpl/images/0324/9828/15aab.png)
![[H^+]](/tpl/images/0324/9828/07acb.png)
and 
will be, 'x'
![pH=-\log [H^+]](/tpl/images/0324/9828/37e81.png)
Other questions on the subject: Chemistry
Chemistry, 21.06.2019 16:30, monithebtslover01
Find the empirical formula of each of the following compounds. given mass or for each element in a sample of the compound 3,611 g ca; 6.389 g c1
Answers: 1
Chemistry, 22.06.2019 00:00, melidacampos12
Substance x has a fixed volume, and the attraction between its particles is strong .substance y had widely spread out particles and can be compressed what can most likely be concluded about these substances
Answers: 2
Chemistry, 22.06.2019 00:00, ashleyjaslin
Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one
Answers: 1
Do you know the correct answer?
Determine the ph of a 0.05 m solution of hydrocyanic acid (hcn). hydrocyanic acid has an acid-dissoc...
Questions in other subjects:
Physics, 24.08.2019 00:30
Biology, 24.08.2019 00:30
English, 24.08.2019 00:30
Chemistry, 24.08.2019 00:30
Mathematics, 24.08.2019 00:30
