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WAEC 2020 Chemistry Practical Expo Questions and Answers – Free Expo
|WAEC 2020 Chemistry Practical Expo Questions and Answers – Free Expo by Blogger: 7:30 am On August 18, 2020|
WAEC 2020 Chemistry practical exam will be held today 8th August 2020. As we have been doing for other exams, we are here to help you with the Chemistry practical answers. For science students, practicals are very important exams because they carry a lot of marks. There is a saying that any student who has passed practical, has already passed the theory and obj part of the exam and vise versa. To some extent, this is true. If you do well in this Chemistry practical, you have got 60% chance of crediting your chemistry paper. Because of this, you should be very serious with the exam. Most importantly, you should subscribe to Earboard.com Waec Runz so that you get correctly solved questions and nswers for the Chemistry practical exam.
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PAST WAEC CHEMISTRY PRACTICAL EXPO
VERY IMPORTANT MESSAGE:
Burette reading|ROUGH|1st |2nd |3rd
Volume of S2O3²- =12.60+12.40+12.50/3
Conc of A in mol/dm³ = 15.8/158
50Cb = 1.25
The conc of I2 in B = 0.025mol/dm³
Percentage mass of I2 in sample = 6.35/9.0 *100%
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