Light of wavelength 6594 nm is emitted by a star the
Light of wavelength 659.4 nm is emitted by a star. The wavelength of this light as measured on Earth is 661.4 nm. How fast is the star moving with respect to Earth?
______________km/s
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Determine the activation energy for diffusing copper into gold if you know that the diffusion coefficient is 3.98 x 10-13 m2/s at 980 oC and the diffusion coefficient is 3.55 x 10-16 m2/s at 650oC.
the unit weight of normal weight reinforced concrete is commonly assumed to be 150 lb/ft cubed. find the weight per lineal foot (lb/ft) for a normal weight reinforced concrete beam that: a. has a rectangular cross section 16 in.
Why do you think comets were regarded in such a negative and ominous light in past ages and in so many cultures? Is it possible they were actually connected to any disasters in the past?
How many liters of water are required to dilute 6.23mL of 12.2M HClO4 to make a solution with a pH of 2.34? Write your answer as 1.2E1L
Light of wavelength 659.4 nm is emitted by a star. The wavelength of this light as measured on Earth is 661.4 nm. How fast is the star moving with respect to Earth
The required rate of return on the stock, rs, is 17%. What is the value per share of the company's stock? Round your answer to the nearest cent.
A second load P2 is uniformly distributed around the cap plate at B. The diameters and thicknesses of the upper and lower parts of the post are dAB= 1.25 in, tAB= 0.5 in, dBC= 2.25 in and tBC= .375 in respectively.
Prepare 2.0 L of 0.02 M acetic acid from 4.0 M acetic acid and nanopure water. How many L or mL do you need to make this
When two unknown resistors are connected in series with a battery, the battery delivers 235 W and carries a total current of 5.00 A. Determine the values of the two resistors
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Question: Which theory was studied by Karl Marx? Select one. Question options: conflict theory stereotype theory symbolic frameworks theory of beliefs N
Brofenbrenner's as well as other ecology researchers approach the study of the environment through the eye of the beholder-from the subject's point of view.
When people have behaved in such a way that they have made their schema come true even if it may not have been, they have demonstrated
Which theory relates to the 40-hour work week? Select one. Question options: systemic interactionism functionalism stereotypes bias implicit bias.
Substance use disorders (SUDs) are often complicated by co-occurring psychiatric conditions such as depression, anxiety, or personality disorders.
From general behavior analysis: Define "out of seat". Include examples and non-examples. From general behavior analysis:
What makes identity so important in adolescence? Option A identity stops in What makes identity so important in adolescence?