7 g of common salt is kept in water in a dish and the dish is heated until all the water evaporates. The weight of salt left in
the dish will be
a 9 g
b 10 g
C 79
d 89
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Which of these describes how heat is transferred by convection* a. sunlight travels through space without the aid of fluids or solids. b. warm air rises and takes the heat with it, eventually, it cools and sinks c. air at the equator rises and sinks at the poles. d. air molecules touch the warm ground, heating them up *not conduction