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if a toy bucket were dumped into a tub of bathwater, which toy would float on top of the water, separating it from the rest of the mixture due to its density?

a. metal toy cars
b. glass marbles
c. foam numbers
d. plastic action figures

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?

Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?