Answers by Parhum
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Answers by Parhum

Answers by Parhum
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Violet light has a wavelength of 4.50 x 10-12 m. What is the frequency?* 3 points 1.5 x10^20 1/s 0.0135 1/s 6.77x10^19 1/5 3x10^8 1/s Green light has a frequency of 6.73 x 1014 1/s. What is the wavelength?
answered Jun 28, 2021
4 votes
71.0k views
A bag contains 5 red balls, 14 green balls, and 11 yellow balls. John chooses one ball at random from the hat. What is the probability that John does not choose a green ball? A) 11/30 B) 1/6 C) 7/15 D)
answered May 30, 2021
4 votes
96.6k views
If demand decreases and supply increases, the direction of change in the equilibrium quantity is un-predictable unless the relative magnitudes of the demand and supply changes are known. A) True B) False
answered Apr 27, 2021
6 votes
98.3k views
Solve the system by equations. how many solutions does it have? 3x + 4y = 12 -6x - 8y = -24 A. infinitely solutions B. 1 solution C. 2 solution D. no solution​
answered Mar 30, 2021
5 votes
36.9k views
How are existing resources allocated to meet people’s needs
answered Jan 7, 2021
2 votes
46.5k views
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