How many photons and moles of photons does it emit
A laser emits light at a wavelength of 591 nm. How many photons and moles of photons does it emit each second if its power is 6.0 W?
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The mass of mercury needed to fill the tube is found to be 107.5g. Calculate the inner diameter of the tube in centimeters.
Two loudspeakers are placed at either end of a gymnasium,both pointing towards each other . the sound emmited by the speakers are in phase and are of frequency of 256 Hz . an observer midway between the speakers expriences an intensity maximum. Ho
How much heat energy is needed to raise the temperature of a 50 g sample of aluminum from 32.7 ?C to 98.7 ?C? The speci?c heat of aluminum is 0.897 J/g · K. Answer in units of J
After a package is ejected from the plane, how long will it take for it to reach sea level from the time it is ejected? Assume that the package, like the plane, has an initial velocity of 270 mph in the horizontal direction.
A coin is placed on a vinyl record making 45 revolutions per minute. Calculate the period for the record. The coin is placed 9.1 from the center. The centripetal acceleration is _____ m/s2.
When numbers are very small or very large, it is convenient to either express the value in scientific notation and/or by using a prefix with the unit.
A cord of mass 0.730 kg is stretched between two supports 38.0 m apart. If the tension in the cord is 460 N, how long (in s) will it take for a wave-pulse to travel via the cord from one support to the other?
An aqueous solution contains 13.5% NaCl by mass. What mass of water (in grams) is contained in 2.1L of the vapor above this solution at 55 °C? The vapor pressure of pure water at 55 °C is 118 torr. (Assume a van't Hoff factor of 1.9 for NaCl.) &
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Distinguish between normal and abnormal physical findings, psychosocial changes and cultural practices associated with common diagnoses of infants
In a way, you're conducting a SWOT Analysis on yourself. Discuss your (Strengths and Weaknesses) internal threats and potential (Opportunities and Threats) exte
Chief complaint: Chest pain, profuse sweating. Previous History: Hypertension, diabetes mellitus type 2 and hyperlipidemia.
The COI management plan aims to: Reduce IRB review burden when a COI is disclosed
Telehealth is transforming healthcare delivery by using telecommunication technologies to improve patient outcomes and expand access to care.
The purpose of this discussion is to reflect on your own readiness to practice as a DNP-prepared nurse, to consider what you learned in this course
Question: When teaching movement concepts, it is important to: