Which statement concerning spontaneous chemical reactions is true?
a. spontaneous chemical re...
Which statement concerning spontaneous chemical reactions is true?
a. spontaneous chemical reactions always occur rapidly.
b. spontaneous reactions are those that occur without an ongoing outside source of energy.
c. spontaneous chemical reactions are those that occur with no change in energy.
d. a nonspontaneous reaction can be made spontaneous by the addition of a catalyst.
Answers: 1
Chemistry, 22.06.2019 18:00, sandeebassett3
Mercury turns to vapor at 629.88 k how much heat is lost 175 g of mercury vapor at 650 current condenses to a liquid at 297 ca mercury turns to weber at 629.88 kelvin how much he is lost 175 g of mercury vapor and 650 coming condensers to liquidate 297 kevin
Answers: 2
Chemistry, 22.06.2019 22:30, jaylenmiller437
The diagram shows the relationship between scientific disciplines. the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a. physics b. biology c. chemistry d. metallurgy
Answers: 2
Physics, 28.09.2019 11:30
French, 28.09.2019 11:30
Chemistry, 28.09.2019 11:30
Social Studies, 28.09.2019 11:30
Physics, 28.09.2019 11:30
Mathematics, 28.09.2019 11:30
English, 28.09.2019 11:30