1.
GCSE
File Format: Microsoft Word - View as HTML f) Write a balanced equation for the complete combustion of propane. (1). g) Write a balanced equation for the incomplete combustion of propane, ...
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Redox titrations using potassium manganate (VII)
File Format: Microsoft Word REDOX TITRATION CALCULATIONS. 1) A tablet weighing 0.940 g was dissolved in dilute sulphuric acid made up to 250 cm3 with water. 25.0 cm3 of this solution ...
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TESTING ALDEHYDES & KETONES
TESTING ALDEHYDES & KETONES. Many of the organic samples are flammable. Always heat with a water bath. Always leave the stock bottles on the ...
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8
File Format: Microsoft Word - View as HTML In 1923, working independently, the Danish chemist Johannes Bronsted and the British chemist Thomas Lowry stated that acids were proton donors and bases ...
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GCSE
File Format: Microsoft Word - View as HTML 1) Limestone is a very useful raw material. Some of its uses are to make quicklime, ... 2) The Bradlyn Company uses limestone to make quicklime. ...
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Mendeleev and the Periodic Table
File Format: Microsoft Word - View as HTML Mendeleev and the Periodic Table. In the early 1800's, about 30 elements were ... that he might as well have arranged the elements in alphabetical order. ...
7.
GCSE
File Format: Microsoft Word 3) Ethanoic acid is a carboxylic acid. Carboxylic acids are weak acids. ... c) Name a carboxylic acid, beneficial to health, that is in fresh fruit and ...
8.
HESS’S LAW 4 – A MIXTURE!
File Format: PDF/Adobe Acrobat - View as HTML 3) a) State Hess’s Law and define the term standard enthalpy of formation. ... c) Use Hess’s Law and the data given below to calculate the standard enthalpy ...
9.
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AS Chemistry resources for the new specification (AQA) ... the AQA GCSE Science books along with some work on Higher Science 1 for GCSE (Longman). ... and should not rely on the limited safety information given on the pupil sheets. ...
10.
Calcs 047
File Format: Microsoft Word - View as HTML Note that 1 litre = 1 dm3 = 1000 cm3. Concentration is usually measured in mol/dm3 (M or mol/litre). 1) 25.0 cm3 of a solution of sodium hydroxide solution ...
