Explain the total energy of the photons detected
Determine the total energy of the photons detected in one hour if the detector is capturing 9x107 photons per second at this wavelength.
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An electron in a TV picture-tube is accelerated from the rest via a potential difference of around 10 kV before it strikes the screen. Determine the velocity of the electron just as it strikes the screen?
A study was designed to determine the effects of two variables (1) a student's level of mathematical anxiety and (2) teaching method on a student's achievement in a mathematics course.
50 mL of deionizer water at the 82.3 degrees C are added to the calorimeter containing 50 mL of deionizer water at 21.1 degrees C. The final temp of the water is 50 degrees C.
When the final image distance is around 25.0 cm from the eyepiece, determine the real diameter of the red blood cell?
Many firms use on-the-job training to teach their employees new software. Suppose you work in the personnel department of a firm that just finished training a group of its employees in new software
Determine the mass of conjugate acid and base required to prepare the buffer. Determine the volume of NaOH and HCl that must be added.
15.0 g of a known pure sample of quinine harvested from cinchona bark is dissolved in the ethanol to produce the 50.0 mL of solution at 25°C.
There are two wires on top of one other, the wire on top is around 2 cm from the bottom wire and consists of a linear mass density of around 1.5 x 10^-3 kg/m.
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Recommendations in the Chronic Pain Guidelines include all of the following EXCEPT: (a) All patients with a previous opioid prescription should
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