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What gases occur in the same percentages throughout the layers of the atmosphere? /a. oxygen, nitrogen/b. nitrogen, water vapor c. water vapor, oxygen d. all gases are present in equal amounts in earth's atmosphere really need .
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Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?
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What gases occur in the same percentages throughout the layers of the atmosphere? /a. oxygen, nitrog...
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