Angular velocity and centripetal motion
A mass of 0.5kg is whirled at 120 rpm in a horizontal circle at the end of a string 2 meters long. Neglecting the force due gravity, find:
a) the angular velocity
b) the centripetal motion
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A sample of an unknown gas effuses in 12.4 min. An equal volume of H2 in the same apparatus at the same temperature and pressure effuses in 2.59 min. What is the molar mass of the unknown gas?
At 1500 degrees C the equilibrium constant for the reaction CO(g)+2H2(g) --><--CH3OH(g) has the value Kp=1.4x10^-7. Calculate delta G for this reaction at 1500 degrees C.
Given a stock solution of a food dye having a concentration of 1.0 x 10-5 and an absorbance of 0.700. If a new solution is made by diluting exactly 10.0 mL of the solution with exactly 29.7 mL of distilled water, what should the absorbance of the
What was the War on Poverty? Who instituted it? Ultimately, was this a success or an economic drain on America?
A mass of 0.5kg is whirled at 120 rpm in a horizontal circle at the end of a string 2 meters long. Neglecting the force due gravity, find: a) the angular velocity b) the centripetal motion
What genre of film is identified by its use of somber tones and pessimistic moods, characteristic visual elemetns such as exaggerated camera setups and lighting, and characters who tend to be cynical, disillusioned, and often insecure or impotent lon
what is the minimum amount of 6.0 M H2SO4 neccessary to produce 23.5 g of H2(g) according to the following reaction? 2Al(s) +3H2SO4(aq) --> Al2(SO4)3(aq) + 3H2(g).
What is the chemical formula for Calcium Bromate
An empty aerosol-spray can at room temperature (20 .C) is thrown into an incinerator where the temperature reaches 674 .C. If the gas inside the empty container was initially at a pressure of 1 atm, what pressure did it reach inside the incinerato
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With in-text citations and references, explain the key components necessary for the success of public health infrastructure.
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Choose 3 different vulnerable populations. What factors create vulnerabilities for different populations?
As well as follow any necessary documentations required by your company. This can possibly cause the mother to gain a dislike for the behavior analyst.
Rewrite: The CAS is a 25-item tool designed to assess the level of clinical anxiety. It produces scores between 0 and 100, which are treated as valid
A research project conducted by Geisinger Health System looked at the interaction between patients and their providers and pharmacists with medication
SmartCup also detects volume and will give information relevant to percentage of daily consumption. Other metrics the cup is able to test include whether