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Solution 163639

Submitted on 18 Nov 2012 by Richard Zapor

Correct

14Size
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Test Suite

Test
Code Input and Output
1
Pass
 
%%
NaOH=0; % mol
sodium_acetate = 0.1; % mol
acetic_acid = 0.1; % mol
pH = round(buffer(NaOH, sodium_acetate, acetic_acid)*10)/10
pH_correct = 4.7;
assert(isequal(pH,pH_correct))
ans =
    4.7000
pH =
    4.7000
2
Pass
 
%%
NaOH=0.025; % mol
sodium_acetate = 0.1; % mol
acetic_acid = 0.1; % mol
pH = round(buffer(NaOH, sodium_acetate, acetic_acid)*10)/10
pH_correct = 4.9;
assert(isequal(pH,pH_correct))
ans =
    4.9000
pH =
    4.9000
3
Pass
 
%%
NaOH=0.05; % mol
sodium_acetate = 0.1; % mol
acetic_acid = 0.1; % mol
pH = round(buffer(NaOH, sodium_acetate, acetic_acid)*10)/10
pH_correct = 5.2;
assert(isequal(pH,pH_correct))
ans =
    5.2000
pH =
    5.2000