Asked by Tiffany
Identify the excess reactant (HCl or NaOH) and its molar concentration when 1.55 g of NaOH is stirred into 150.0 mL of 0.250 M HCl.
Answers
Answered by
DrBob222
mols NaOH = grams/molar mass = 0.03875
mols HCl = M x L = 0.0375
The difference will tell you that NaOH is in excess and by how many mols.
Then M NaOH = mols/L.
mols HCl = M x L = 0.0375
The difference will tell you that NaOH is in excess and by how many mols.
Then M NaOH = mols/L.
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