Chemistry, 07.05.2021 15:50 peternice2956
What best describes the enthalpy of formation of a substance?
A. The energy needed to cause the substance to change phases
B. The energy change that happens when a substance forms from its
elements
C. The energy absorbed or released in a chemical reaction
D. The total thermal energy of all the molecules in the substance
Answers: 1
Chemistry, 21.06.2019 22:10
What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance
Answers: 2
Chemistry, 22.06.2019 01:40
C3h8o3 - glycerol major species present when dissolved in water
Answers: 2
Chemistry, 22.06.2019 13:50
How does the motion of particles in a gas change as the gas cools
Answers: 2
Chemistry, 23.06.2019 00:30
•hydration •dissociation •dissolving which one goes to which
Answers: 1
What best describes the enthalpy of formation of a substance?
A. The energy needed to cause the su...
Chemistry, 15.06.2020 18:57
Mathematics, 15.06.2020 18:57
Chemistry, 15.06.2020 18:57
Mathematics, 15.06.2020 18:57
Biology, 15.06.2020 18:57
History, 15.06.2020 18:57
Mathematics, 15.06.2020 18:57
Mathematics, 15.06.2020 18:57
Mathematics, 15.06.2020 18:57
Mathematics, 15.06.2020 18:57
Social Studies, 15.06.2020 18:57
History, 15.06.2020 18:57
English, 15.06.2020 18:57
Biology, 15.06.2020 19:57