HELPPP QUICKK PLZ Question 2 (1 point)
Mineral oil has a density of about 0.8 g/cm3
Which sub...
HELPPP QUICKK PLZ Question 2 (1 point)
Mineral oil has a density of about 0.8 g/cm3
Which substances will float or sink in mineral oil?
-clay, iron, and lead will float and wood and wax will sink
-wood(pine) and wax (tealight candle) will float and clay, iron and lead will sink
Answers: 3
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How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.
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Under which circumstances are kp and kc equal for the reaction aa(g)+bb(g)⇌cc(g)+dd(g)?
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The equation below shows a chemical reaction. a + b + heat —> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.
Answers: 1
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