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What class of elements includes all of the elements that are gases at room temperature?
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Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests. which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory
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Beaker a contains 100 ml of 1.5 mammonia. beaker b contains 100 ml of 0.50m ammonia. how does the solution in beaker a compare to the solution in beaker b?
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Which type of reaction involves the absorption of energy from the surroundings?
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What class of elements includes all of the elements that are gases at room temperature?...
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