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chemistry form 4 kssm kimia acids kssm base salts mathematics maths additional mathematics additional maths tingkatan 4 form 4 alkalinity acidity addmaths matematik ict etika pendidikan moral ph value revision spm past year questions pdpr chemical bonds covalent bond matematik tambahan algebra bases form4 variance interquartile range ionic bond double decomposition reaction 2020 linear inequalities slides experiment hydrogen kbsm pendidikan moral tingkatan 4 kssm 2020 elements periodic table neutralisation hydroxide salt latihan ulangkaji science teknologi maklumat dan komunikasi heutagogy nilai moral comic strip standard deviation mean ±¹Ã©°ù³Ù¾±³¦±ð²õ edges vertex trees subgraphs network in graph theory graph network chapter 5 smart goals smart basicity of acids stem hydroxide ions electrochemistry sains hydrogen ions physics biology secondary ph quiz statistics q3 q1 iqr range hsp mode universalindicator kesan pengabaian kesan pengabaian penggunaan teknologi maklumat dan nota pendidikan moral contoh kssm 2020 buku teks yct contoh penggunaan teknologi maklumat dan komunikas unit 4 kepentingan penggunaan teknologi maklumat dan komu etika ict reaction logical reasoning pendidikanmoral inductive arguments deductive arguments specific statement general statement measures of dispersion duit pengurusan kewangan kewangan matematik pengguna past year question linear inequality linear equation lesson ulang kaji acid alkali non-mutually exclusive events mutually exclusive events combined events titration probabilities probability litmuspaper arguments colour of salt continuous variation method construction of ionic equations chapter 6 acid chapter 6 slides chapter 6 chemistry form 4 kssm qualitative analysis for salt nessler's reagent lead(ii) ion ammonium ion iron(iiii) ion iron(ii) ion ammonium confirmatory test for cations in aqueous solution strong alkali strong acid standard solution insoluble salts soluble salts acid and reactive metal acid and metal oxide acid and alkali recrystallisation method precipitation method double decomposition method purification of salt titration reaction garam crystals financial management cashflow variable expenses fixed expenses passive income active income specific goal smart approach smart concept financial management process chapter 10 mathematics slow reaction fast reaction instataneous rate of reaction average rate of reaction rate of reaction chapter 7 chemistry form 4 kssm effect of heat on carbonate and nitrate salt qualitative analysis of salt hydrogen chloride gas chlorine gas hydrogen gas oxygen gas sulphur dioxide gas ammonia gas carbon dioxide effect of heat on salt gas test triple bond single bond double bond kssm form 4 van der waal forces electrostatic forces anions cations metallic bond dative bond hydrogen bond hydrogen bonding sea of electrons hydroxonium ions ammonia hydrogen bonds notes definition of an acid properties arrhenius bahan pengajaran distant learning odl pedagogy properties of acids triprotic acid diprotic acid monoprotic acid examples of acids solubility of salt variable graphic design stastistics ujian penilaian norma prn formative formative test evaluation test summative test neutrons protons moseley mendeley summary nota ringkas nota kimia average stem and leaf plots dot plots measure of central tendency measure of dispersion daily life covalent compound ionic compound uses discussion formation of covalent bond