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Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?
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Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?
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What are the similarities & differences between a thermistor and a light dependent resistor in physics?
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Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel
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How many particles are there in 0.622 moles of gas. (answer = . just fill in the blank, dont worry a...
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