Substance x is placed in a container with substance y. both substances are fluids. substance x initially sinks to the bottom of the container. after five minutes of being heated on a hot plate, substance x becomes less dense than substance y. what will most likely happen next? a. substance x will rise due to convection. b. substance y will rise due to convection. c. substance x will rise due to radiation. d. substance y will rise due to radiation.
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