Chemistry, 26.04.2021 06:10, ashleyivers3
Calculate the calorimeter constant of 2.0 g of C2H2(g) were ignited in a 2725g H2O calorimeter and a 4.7deg C temp change was observed. The heat of combustion of C2H2(g) is -1229.5 Kj/Mol.
Answers: 1
Chemistry, 21.06.2019 17:00, Luzperez09
Initially, the balloon had 3.0 liters of gas at a pressure of 400 kpa and was at a temperature of 294 k. if the balloon is cooled to 277 k and its volume decreased to 1 l, what will the new pressure in the balloon be?
Answers: 1
Chemistry, 22.06.2019 06:30, Pizzapegasus1
Three cards with holes are arranged in a straight line. a light is shined through the first cardβs hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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Chemistry, 22.06.2019 12:10, kaitlynbernatz2778
If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?
Answers: 3
Calculate the calorimeter constant of 2.0 g of C2H2(g) were ignited in a 2725g H2O calorimeter and a...
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