Tuesday
September 2, 2014

Homework Help: Chem Problem

Posted by Kelli on Wednesday, October 10, 2012 at 12:48am.

I originally asked you the first question and I got the answer 7.7 but theres other parts to the problem but Im not sure what to do

In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809
grams. The mustard was then dissolved in 50.0 ml. of distilled water. The total mass of the solution was found to be 49.401 grams. Calculate the weight percent of the mustard in the prepared solution.

7.7

The result of a micro-scale titration showed that 3.91E-5 moles of NaOH were required to titrate a 0.775 gram sample of mustard solution to an orange-red end point.

Calculate the number of grams of acetic acid in the sample of mustard solution.



Calculate the weight percent of acetic acid in this titrated sample.


Using the information provided in the questions above, calculate the weight percent of acetic acid in the original package of mustard prepared above.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chem Problem - I originally asked you the first question and I got the answer 7....
5th grade math (word problems) - I'm not sure how to solve the following problem...
Math Question - Hi! We asked this question last night but we got confused. Find ...
calculus - The question I'm having problems with is If f(x)=3x^2+7x+2, find f'(4...
pre-algebra - a woman jogging at 6 mph passes a man biking the in opposite ...
Algebra 2 - The problem is 3x^2 - 26 + 35 (We have to factor it!) So, I did the ...
Another Chem Problem - Calculate the total number of F (Fluorine) atoms in 12.15...
Math - Actually, i made a mistake. All though we still came up with the right ...
Precalculus - Let a and b be real numbers. The complex number 4 - 5i is a root ...
math,correction - okay for the first one i/ve done it twice and both times i got...

Search
Members