Ethylene glycol, commonly used in automobile antifreeze, contains only carbon, hydrogen and oxygen. combustion analysis of a 23.46mg sample yields 20.42 mg of water and 33.27 mg of carbon dioxide. what is the empirical formula of ethylene glycol? if other experiments determine that it's molar mass is 62.0g/mol, what is it's molecular formula?
Answers: 2
Chemistry, 22.06.2019 12:30
The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
Answers: 1
Chemistry, 22.06.2019 18:10
Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.
Answers: 3
Ethylene glycol, commonly used in automobile antifreeze, contains only carbon, hydrogen and oxygen....
Arts, 24.10.2019 03:00
Mathematics, 24.10.2019 03:00
Biology, 24.10.2019 03:00
Mathematics, 24.10.2019 03:00
History, 24.10.2019 03:00
Mathematics, 24.10.2019 03:00
Biology, 24.10.2019 03:00