Monday
April 21, 2014

Homework Help: chemistry, please help!

Posted by Tina on Monday, May 2, 2011 at 12:46am.

Given:
1. Mass of oxalic acid + weighing paper
2.0355g
2. Mass of weighing paper
0.5219 g
3.volume of oxalic acid solution
250 mL
5. Volume of oxalic acid used in titration
trial 1: 15.o mL Trial 2: 15.0 mL
6. Volume of NaOH solution used in titration:

Trial 1: 12.1 mL trial 2: 12.0 mL


Questions:
1. Mass of oxalic acid
2. molecular weight of oxalic acid
3. number of moles of oxalic acid
4. molarity of oxalic acid
5. number of moles of oxalic acid used in each trial
6. number of moles of NaOH at equivalence point
7. Molarity of NaOH _____M ____M
8. Average of 2 closest trials M NaOH=

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - What is the mole of oxalic acid? Equation:H2C2O4 + 2NaOH---> ...
college Chemistry - What is the mole of oxalic acid? Equation:H2C2O4 + 2NaOH---&...
Chemistry - What mass of oxalic acid dihydrate , H2C2O42H2O, is required to ...
chemistry - synthesis of aspirin - This is an experiment for a synthesis of ...
Chemistry - You have a solution that contains 5.0 grams of oxalic acid dissolved...
Chemistry - You have a solution that contains 5.0 grams of oxalic acid dissolved...
chemistry - A solution is prepared by dissolving 0.5842g of oxalic acid (H2C2O4...
Chemistry(Please help!!) - For a chemistry lab the experiment was to carry out ...
Chemistry - For a chemistry lab the experiment was to carry out an acid-base ...
chemistry - synthesis of aspirin - I wanted to calculate the theoretical and ...

Search
Members