academic year 2019 2020 first term chemistry revision sheet name date grade 11 section q1 circle the correct options 1 what is the specific heat capacity of a substance if ...
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...Academic year first term chemistry revision sheet name date grade section q circle the correct options what is specific heat capacity of a substance if x j are needed to change temperature g it from c b d which statement about enthalpy true given off surroundings in endothermic reactions some substances have negative same for all liquids sign h always exothermic happens value thermochemical reaction reversed has numerical and changes remains reciprocal original correctly describes an chemical products higher potential energy than reactants positive lower equation no o kj increases by when sample absorbs could be or depends on presence catalyst thought increase rate changing that formed decreasing increasing activation e following statements process transferred system will feel cooler warmer thermochemistry study transfer as mass sound moles measure average kinetic called pressure volume joule si unit none degree randomness entropy solid converted liquid gas then increased decreased rem...