You combine two thin lenses by placing them in contact so
You combine two thin lenses by placing them in contact so that their axes coincide, forming what is called a compound lens. The focal lengths of the lenses are 26.7 cm and -57.3 cm, respectively. Find the focal length of this compound lens.
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Describe how you would purify p-nitrobenzoic acid from a mixture of a 9.0 g of p-nitrobenzoic acid and 2.0 g of o-nitrobenzoic acid using recrystallization. Tell which solvents you would use and how the components would get separated.
Consider an object attached to an ideal spring that oscillates according to the equation x=(34.0 cm) cos (8.10£) where £ is in seconds. what is the mechanical energy of the oscillations
Determine the number and symmetry of the vibrational modes in the molecule (trans-1,2-dichloroethylene). how many resonances would you expect to see in the IR spectrum
Two linear waves have the same amplitude and speed, and otherwise are identical except one has half the wavelength of the other, Which transmits more energy
You combine two thin lenses by placing them in contact so that their axes coincide, Find the focal length of this compound lens
Potassium is an essential element that normally comprises about 0.30% of a person's body mass. What's the potassium activity in a 69kg person
the element neptunium possesses 93 electrons and weighs 237 amu. Calculate the contribution (in %) of its electrons to its total mass.
Suppose that an astronomer discovers a quasar with a redshift of 7.1. With what speed would this quasar seem to be receding from us? Give your answer in km/s and as a fraction of the speed of light.
How does he defend the boldness of his assertion - how does Singer rationalize the substantial and fundamental differences between humans and animals?
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult