Homework Statement
If the 2.0 x 10-5 mol of Cu(IO3)2 can dissolve in 2 L of NaIO3, find the molar concentration of the NaIO3 solution. Ksp = 1.4 x 10-7 for Cu(IO3)2.
Homework Equations
The Attempt at a Solution
Let y = [IO3-(aq)] present in the solution from NaIO3
Cu(IO3)2(s) ↔...
Thanks for the reply. The other approach is where they use a mole chart
like this
I just want to know the situations of when to use a mole chart. This had been confusing me for weeks haha.
\:Homework Statement
What is the pH when 10 ml of 0.1 M NaOH is added to 25 ml of 0.1 M H_{}C_{2}H_{3}O_{2}?
Homework Equations
pH = -log[H_{3}O]
The Attempt at a Solution
The main thing confusing me about this type of problem is that my teacher taught me a way which is different from the...
Homework Statement
draw structural equation for going from 2-aminobutane to N-methyl-2-aminobutane
Homework Equations
The Attempt at a Solution
CH3=CH-CH2-CH3 + CH4 ----> CH3-CH-CH2-CH3
| |
NH2 CH3-NH2
It...
Homework Statement
Determine how much distilled water must be added to 250 ml of a 1.5 M solution of Na2CO3 to dilute it to a concentraion of 0.5 M.
Homework Equations
c1v1=c2v2
The Attempt at a Solution
I'm having trouble understanding how to identify c1,v1,c2, and v2, especially since...
Homework Statement
What volume of a 30% W/V hydrogen peroxide solution is required to prepare 425 mL of a 6.0% W/V solution?
Homework Equations
%w/v = (weight solute/volume solution) x 100%
The Attempt at a Solution
I'm not quite sure what to do because here I am given 2 percentages...