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H2 bonding is outta our syllabus.
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you mean examiner report?See the Examiner Tips and practice maximum past papers.
u dont have to be confused guy it is the easiest of all the papers theory paper is the hardest... just practise past papers and make sure that u learn graphical analysis of number of chapters such as kinematics waves electricity... electricity and waves come frequently so have a good command in these chapters wish yeah all the best
bio: what is potassium's role in humans? is it only needed for blood clotting or something else too?
thnx in advance =)
Is it even in syllabus and if it is i remember its gotta do something with nervous functioning and osmotic presssure in the body will confirm it was written in my chem book
(Biology Theory)
Has the marking of Section B and Section C changed? I mean first there used to be 2 questions in section B and there was no section C and there was choice. So has the criteria changed cuz i noticed this in the latest papers.
Salts are generally neutral compounds except for carbonates, which are considered acidic. Anything that has the ability to donate hydrogen ions in a solution is an acid whereas an alkali donates hydroxide ions. Bases are metal oxides or hydroxides.this may sound like an extremely lame question but how do we know if a salt is acidic of basic?
bio how can i improve my drawing 2-cant understand the villi and plant nutrtion
Just a few points:bio how can i improve my drawing 2-cant understand the villi and plant nutrtion
why are alcohols neutral?? they have OH ions and are soluble so why are they not alkalis
Paper 41 or 42?Can anyone help me with physics nov 2010 ATP q 4
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