Solved

An Ore Containing Lead Carbonate, PbCO3, Was Analyzed

Question 132

Multiple Choice

An ore containing lead carbonate, PbCO3, was analyzed. All of the lead in a 1.836 gram sample was converted to PbSO4(s) using a standard procedure involving treatment with HNO3(aq) followed by treatment with Na2SO4 solution. The lead sulfate which was recovered weighed 333 mg. What is the percent, by weight, of lead in the ore? Hint: You should write out each reaction on paper and work backwards through the reactions.


A) 1.99 %
B) 12.4 %
C) 16.0 %
D) 18.1 %
E) 20.6 %

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents