Chemistry, 02.11.2020 23:30 CoolxBreeze
Suppose a candle is burned in oxygen in a closed system where matter cannot enter or leave. Given this situation, what is equal to the mass of the original candle and the oxygen that reacted? A the mass of the burned candle B the mass of all gases in the closed system C the mass of the gases released while the candle is burned D the mass of the burned candle plus the mass of thewhile the candle is burned
Answers: 1
Chemistry, 21.06.2019 15:50
Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3no2(g)+h2o(l)→2hno3(l)+no(g) part a suppose that 4.2 mol no2 and 0.50 mol h2o combine and react completely. which reactant is in excess? express your answer as a chemical formula. nothing
Answers: 1
Chemistry, 22.06.2019 02:30
When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.
Answers: 3
Chemistry, 22.06.2019 06:00
How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar
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Chemistry, 22.06.2019 14:30
Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.
Answers: 1
Suppose a candle is burned in oxygen in a closed system where matter cannot enter or leave. Given th...
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