Determine the total energy of photons detected in one hour
Determine the total energy of the photons detected in one hour if the detector is capturing 3.3×108 photons per second at this wavelength.
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A sample which is having 25.0-mL of 0.100 M NH3 (Kb = 1.8 x10-5) is titrated with 0.100 M HCl solution. Determine the pH after the addition of 0.0 mL, 4.0 mL, 12.5 mL, 20.0 mL,24.0mL, 24.5 mL, 25.0 mL, 25.1 mL, 26.0 mL, 28.0mL, and 30.0m
10g of ethene were burned in excess oxygen incalorimeter containing 163g of water. the calorimetry constant (heat capacity of the calorimeter) was C= 21.7 kj/ degree C. what was the tempreture rise of the calorimeter?
Determine the magnitude and direction of the vertical force (employ as the positive direction) applied by the pole on the fire-fighter?
Planning the Race Track: If Mario plans to create the circular race track one mile in circumference on the square plot of land, then find minimum number of acres that he requires?
A block is projected up a frictionless inclined plane having initial speed v0 = 3.60 m/s. The angle of incline is 32.3°. (i) Determine how far up the plane does the block go?
At 440 nm the molar absorption coefficient of a solute is 423dm3mol-1cm-1. Determine the concentration of the solution when the light of that wavelength passes through a 6.50 mm cell containing a solution of the solute, 48.3 percent of the light i
At STP If a 2.15-g sample of a gas occupies 750mL, determine the molar mass of the gas at 125 C? What each number means according to the formula?
A refrigerator is operated by a 0.25 hp (1 hp= 746 watts) motor. At 2.00oC if the interior is to be maintained and the room temperature is 35oC, determine the maximum heat leak that can be tolerated?
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A child who is along for the ride with his parents every week to the local supermarket gets a chance to walk every aisle when he finds something he likes
Explain why somewhat on this: "All social workers must develop and implement an emergency response plan that includes immediate actions
Problem: Simplify Example of a manipulation tactic: Mr. Marsh uses gradualism (foot-in-the-door) paired with "friendly" language.
What are your thoughts on how our brains perceive sensory stimuli and how they work together to form our sensory experiences?
In your experience as a student, what was the best reading assignment given to you by a teacher or professor?
This 4 paragraph paper explores a controversial topic in an informative style. This means that the writer must present an equal amount of information
rewrite your argument so that is persuasive to a non-expert audience. Think of your argument as appearing as an editorial on a website or in a magazine.