Thursday
April 17, 2014

Homework Help: chemistry

Posted by presh on Friday, April 20, 2012 at 9:59pm.

formula: 2KClO3 + NaCL = 2KCl + NaCl + 3O2

MASS OF TEST TUBE & MIXTURE = 34.03 G
MASS OF EMPTY TEST TUBE = 31.29 G
MASS OF MIXTURE = 2.74 G
1ST WEIGHT OF TEST TUBE & RESIDUE =33.64 G
FINAL WEIGTH OF TEST TUBE & RESIDUE = 33.64 G
MASS OF RESIDUE = 2.35 G
MASS OF OXYGEN = 0.39

MOLES OF OXYGEN = ???
MOLES OF KCLO3 = ???
MASS OF KCLO3 = ???
MASS OF NACLL(#3-#10) = ????
MOLE OF NACL = ?????
MASS PERCENT OF KCLO3 = ????

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - 14. What is the number of moles in 42 g of NaCl? A. 1.8 mol NaCl B. ...
Physical Science Please Help! - Table salt, sodium chloride, has the formula ...
CHEMESTRY - Which of the following solutions would have the lowest boiling point...
chemistry - Calculate the molarity of each. a. 1.50 mole of NaCl in 8.00 L of ...
Chemistry - I need to know how to dilute a 1L IV bag of 0.45% NaCl with 3.5% ...
chemistry - Physicain elects to re-hydrate the patient br intravenous(IV) ...
chemistry - how many molecules of O2 may be produced from 50g of KClO3? the ...
Chemistry - will a red blood cell undergo crenation, hemolysis, or no change in ...
chemistry - If you know that the mass concentration of a NaCl solution is 58.5 g...
chemistry - Need to write a brief description of the procedure required to make ...

Search
Members