Chemistry, 17.07.2019 02:00 moonlightparis9015
The reaction shown below has a positive enthalpy change and a negative entropy change. 2c (s) + 2h2 (g) yields c2h4 (g) which of the following best describes this reaction? the reaction will be spontaneous at any temperature. the reaction will not be spontaneous at any temperature. the reaction will only be spontaneous at low temperatures. the reaction will only be spontaneous at high temperatures.
Answers: 1
Chemistry, 21.06.2019 23:30
Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.
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Stage in which a star’s outer layers have started to cool and grow outward?
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Chemistry, 22.06.2019 19:00
A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.
Answers: 1
Chemistry, 23.06.2019 06:00
Complete the sentences to best explain the ranking.match the words below to the appropriate blanks in the sentences.a less polar bondhigher molar massion-dipole forcesstronger intermolecular forcesdipole-dipole forcesdispersion forceshydrogen bonding1. h2s and h2se exhibit the following intermolecular forces:.2. therefore, when comparing h2s and h2se the one with a has a higher boiling point .3. the strongest intermolecular force exhibited by h2o is . therefore, when comparing h2se and h2o the one with has a higher boiling point.
Answers: 1
The reaction shown below has a positive enthalpy change and a negative entropy change. 2c (s) + 2h2...
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