Calculate percentage of cao in limestone sample

Reference no: EM131099955

A 0.56 g sample of limestone is dissolved in acid and the calcium is precipitated as calcium oxalate. The precipitate is filtered, washed with water and dissolved in dil. H2S04. The solution required 40 mL of 0.25N KMn04 solution for titration. Calculate percentage of CaO in limestone sample.

Reference no: EM131099955

Questions Cloud

What is the actual velocity of rain and its direction : What is the actual velocity of rain and its direction with vertical?

Write seven procedures that optimize time for instruction : Use the "Procedures" document to write seven procedures that optimize time for instruction, allow the learning environment to operate efficiently, create a classroom environment that is conducive to learning, and consider a variety of concerns in ..

Calculate the allowable range of initial velocities : Calculate the allowable range of initial velocities we may impart to the ball so that it stops in the range1.0 m short to1.0 m long of the cup.

What is director identification number : What is Director Identification Number (DIN) ? (A) An identification number which the individual company allots to the intending director (B) A number which the Central Government allots to any individual intending to be appointed as director or t..

Calculate percentage of cao in limestone sample : Calculate percentage of CaO in limestone sample.

Article one line in denfense of gender : To prepare for this assignment, please re-read your selected article and your notes from Module 1. Then, either using the MindEdge Notebook or a Word Document, answer the following questions:

What is the distance from the slit to the screen : What is the distance on the screen between the first minimum and the third minimum on the same side of the central maximum?

Appropriate for public administration : A instead of Program B, is the perennial statement in public sector budgeting. Identify and discuss at least 5 attempts found in the budgeting literature, used to answer V.O. key's famous budgeting question. In your professional judgement, which t..

Identify the particle by finding its rest mass : Identify the particle by finding its rest mass?

User Account

All Pages