Asked by Cassie
H2C2O4 * 2H2O (s) is a primary standard substance. 2.3688 grams of oxalic acid dihydrate were completely neutralized by 42.56 milliliters of NaOH solution. Calculate the molar concentration of the NaOH solution.
Answers
Answered by
DrBob222
H2Ox + 2NaOH ==> 2H2O + Na2Ox
moles H2Ox = grams/molar mass
Convert moles H2Ox to moles NaOH using the coefficients in th balanced equation. That will give you moles NaOH = 2 x moles H2Ox.
Then M NaOH = moles NaOH/L NaOH.
moles H2Ox = grams/molar mass
Convert moles H2Ox to moles NaOH using the coefficients in th balanced equation. That will give you moles NaOH = 2 x moles H2Ox.
Then M NaOH = moles NaOH/L NaOH.
Answered by
kibrom abrhaley
. H
2
C
2
O
4
.2H
2
O(s) is a primary standard substan
ce. 2.3688 g of oxalic acid dihydrate
were completely neutralized by 42.56 ml
of NaOH solution. Calculate the molar
concentration of the NaOH solution. Hint:
You must write a balanced equation for the
react
2
C
2
O
4
.2H
2
O(s) is a primary standard substan
ce. 2.3688 g of oxalic acid dihydrate
were completely neutralized by 42.56 ml
of NaOH solution. Calculate the molar
concentration of the NaOH solution. Hint:
You must write a balanced equation for the
react
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