Physics, 14.07.2019 09:00 rjennis002
An object is thrown directly up (positive direction) with a velocity (vo) of 20.0 m/s and do= 0. how high does it rise (v = 0 cm/s at top of rise). remember, acceleration is -9.80 m/s2.d = ma. 1.02b. 2.04c. 20.4d. 40.8
Answers: 1
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What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics
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Two resistors r1 and r2 may be connected either in series or parallel across an ideal battery with emf Īµ. we desire the rate of energy dissipation of the parallel combination to be 8.75 times that of the series combination. if r1 = 105 Ļ, what are the (a) smaller and (b) larger of the two values of r2 that result in that dissipation rate?
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Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?
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Physics, 22.06.2019 17:30
Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?
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An object is thrown directly up (positive direction) with a velocity (vo) of 20.0 m/s and do= 0. how...
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