Mathematics, 29.07.2019 16:10, AsiaDeas4078
The wavelengths of the lyman series for hydrogen are given by 1 λ = rh 1 − 1 n2 ,n = 2, 3, 4, . .
(a) calculate the wavelengths of the first three lines in this series. nm nm nm
(b) identify the region of the electromagnetic spectrum in which these lines appear. visible light region ultraviolet region gamma ray region x-ray region infrared region
Answers: 3
Mathematics, 21.06.2019 12:50, Chartwig4576
Which is the most efficient first step to solve x in the equation 3.7x - 18 = -4.3x -34 a. add 3.7x to both sides of the equation. b. add 4.3x to both sides of the equation. c. subtract 18 from both sides of the equation. d. subtract 34 from both sides of the equation.
Answers: 3
Mathematics, 21.06.2019 17:30, kleshead
Colby and jaquan are growing bacteria in an experiment in a laboratory. colby starts with 50 bacteria in his culture and the number of bacteria doubles every 2 hours. jaquan starts with 80 of a different type of bacteria that doubles every 3 hours. let x equal number of days. colbys experiment follows the model: a.) y=50*2^x b.) y=50*2^8x c.) y=50*2^12x jaquans experiment follows the model: a.)80*2^x b.)80*2^8x c.)80*2^12x
Answers: 3
Mathematics, 21.06.2019 22:00, deannajd03
Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis
Answers: 1
The wavelengths of the lyman series for hydrogen are given by 1 λ = rh 1 − 1 n2 ,n = 2, 3, 4, . . <...
Mathematics, 25.09.2021 21:00
History, 25.09.2021 21:00
Mathematics, 25.09.2021 21:00
Mathematics, 25.09.2021 21:00
English, 25.09.2021 21:00
Physics, 25.09.2021 21:00