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The presence of oxygen in air can be determined by passing a given volume of...

The presence of oxygen in air can be determined by passing a given volume of air through
A. Acidified KmnO4
B. Alkaline pyrogallol
C. ConC H2SO4
D. Lime water?
In Chemistry
5 Answers Available
Asked by Iye on 10th April, 2018
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now