CAPE CHEMISTRY
Wednesday, January 10, 2018
CAPE Chemistry Past Paper Answer - 2016 Unit 2 Paper 2 Question 5
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Global Chemistry Lessons Call or WhatsApp 739-2656 to join our class L.P. #307 S.M.R. Cunupia 5(a)(i) As applied to...
Wednesday, September 13, 2017
Unit 1 Module 1 SS 2 Notes
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Global Chemistry Lessons Call or WhatsApp 739-2656 to join our class 2.1 State the various forces of attraction b...
Friday, February 24, 2017
How To Use Red Mud As A Catalyst
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Can chemists come up with better uses of mineral resources to make catalysts that are more s ustainable ? For a growing number of resea...
Monday, January 16, 2017
Weak Base – Strong Acid Titration Curves
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The titration of a weak base (NH 3 ) with a strong acid (HCl) is shown below. Note that the curve has the same shape as the weak acid-stron...
Wednesday, January 4, 2017
Why Warm Water Freezes Faster Than Cold
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Nearly 50 years ago, Erasto B. Mpemba and Denis G. Osborne reported that if samples of water at 90 °C and 25 °C are cooled, the one start...
Tuesday, February 9, 2016
Relative Acidities Of Alcohols - In Aqueous Solution
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Alcohols have acidic character as the react with active metals like sodium or potassium liberating hydrogen. For example, C 2 H 5 OH +...
Friday, February 5, 2016
Phenyl Radical - Structure And Reason For Reactivity
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The group derived by loss of an H from benzene is a phenyl group abbreviated Ph. The phenyl radical ( C 6 H 5 · ) is the prototypi...
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