If salt and sugar are dissolved in water together, and the water is evaporated, they will be found on the bottom of the container. this shows that - a. salt and sugar reacted chemically. b. evaporation is a physical process. c. dissolving and evaporation are physical processes. d. salt and sugar are exactly the same except for how they taste.
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Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?
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What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.
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If salt and sugar are dissolved in water together, and the water is evaporated, they will be found o...
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