Answer:
Substances with high boiling points condense at the bottom and substances with lower boiling points condense on the way to the top. The crude oil is evaporated and its vapours condense at different temperatures in the fractionating column.
Explanation:
answer above
Answer:
Explanation:
Balanced forces are opposite in direction and equal in size.
Balanced forces are in a state of equilibrium.
It's A; decomposition reactions involve one reactant becoming 2 or more products.
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<span>Calories heat added = Mass of glass times temp. increase times specific heat of glass
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<span>calories (small calories) = l.0 g x 20 degrees x .16 calories/gm/degree C = 3.2 calories</span>