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Which of the following is true about the speed of light? it depends on the wavelength.
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If 15 drops of ethanol from a medicine dropper weigh 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? density of ethanol is ethanol is 0.80g/ml.
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What is the volume of 150 grams of lead if it has a density of 11.3 g/cm3?
O 1,695 cm3
O 13....
O 13....
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