Which two statements correctly describe the role of a semiconductor in a
solar cell?
O A. Whe...
Chemistry, 14.12.2020 21:10 QueenB2311
Which two statements correctly describe the role of a semiconductor in a
solar cell?
O A. When the semiconductors become charged, current flows from
the negative one to the positive one.
B. When photons are absorbed, electrons from the semiconductor
are freed because of the photoelectric effect.
O C. The electrons freed from the semiconductors by light exit the cell
and never return.
D. When the semiconductors become charged, current flows from
the positive one to the negative one.
*URGENT*
Answers: 2
Other questions on the subject: Chemistry
Chemistry, 22.06.2019 11:00, bigwaYne
Imagine that twenty i. u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?
Answers: 2
Chemistry, 22.06.2019 21:00, thebasedgodchri
Need what is special about water as a compound? how does water regulate climate? what drives water evaporation? why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation? what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !
Answers: 1
You know the right answer?
Questions in other subjects:
Mathematics, 25.05.2021 23:50
History, 25.05.2021 23:50
