Friday
October 24, 2014

Homework Help: Chemistry

Posted by Steve on Monday, October 4, 2010 at 10:17pm.

I there, this is my lab worksheet, I am having trouble filling it out. Please help me with it.

Expt #1- Molecular Weight of Unknown Acid

Unknown Acid: #3
Mass of Unknown solid acid transferred:1.0g
Volume of volumetric flask: 100.00 mL
Concentration of NaOH: 0.0989 M
Aliqot of acid titrated with NaOH: 25.00 mL
Average volume of Naoh from titration: 14.34 mL

Here's where I need help:
No of moles NaOH used: ? mol

Molar ratio of base to acid?

The unknown acid is mono, di, triprotic acid:?

The titration reaction was:?

No. of moles acid in 25 mL solution:?

Gram-Molecular acid in 25mL solution?

I know it's a lot but please help me as much as you can.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - Expt #1- Molecular Weight of Unknown Acid Unknown Acid: #2 Mass of ...
Chemistry - Lab: Titration of NaOH (0.1 molar)to unknown solid acid. Trying to ...
Chemistry, pH, Buffers - Please help!! Given this data: mass of unknown acid 1....
Chemistry, Buffers, pH - Hi could someone please help me in the next 5 minutes ...
general, organic and biochemistry - when a solution prepared by dissolving 4.00g...
chemistry - You weigh a sample of a monoprotic unknown acid and dissolve it in ...
College Chemistry - You weigh a sample of a monoprotic unknown acid and dissolve...
chemistry - 1) The color of bromocresol green indicator is??? when pH < 4, ...
chemistry - You weigh a sample of a monoprotic unknown acid and dissolve it in ...
Chemistry - Find the Molecular weight of unknown acid #5... Mass of acid #5 = 1....

Search
Members