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If the density of a certain alcohol is 0.785 g/ml, what volume of the alcohol would have a mass of 75.0 g
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Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
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Amatch has about 21 milligrams of red phosphorus coating the tip. how many atoms of phosphorus is this?
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How many more valence electrons does sodium need to have a full outer valence shell
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If the density of a certain alcohol is 0.785 g/ml, what volume of the alcohol would have a mass of 7...
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