Chemistry, 19.01.2021 02:00 emoreader3122
How is an electrolytic cell different from a galvanic cell?
A. Galvanic cells have a voltage source added,
B. Electrons flow in the opposite direction,
C. The anode in an electrolytic cell is reduced,
D. Electricity does not flow in an electrolytic cell.
Answers: 2
Chemistry, 22.06.2019 23:00
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
Chemistry, 22.06.2019 23:30
To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.
Answers: 1
Chemistry, 23.06.2019 04:10
Two solids are mixed in a flask and stirred. after a few minutes, the flask becomes cold. which of the following best describes this reaction? a. an exothermic reaction b. a combustion reaction c. an endothermic reaction d. a decomposition reaction
Answers: 1
How is an electrolytic cell different from a galvanic cell?
A. Galvanic cells have a voltage source...
Mathematics, 22.07.2021 05:20
Geography, 22.07.2021 05:20
Mathematics, 22.07.2021 05:20
Mathematics, 22.07.2021 05:20
Mathematics, 22.07.2021 05:20
Chemistry, 22.07.2021 05:20
Mathematics, 22.07.2021 05:20