Suppose a certain type of deciduous tree releases 7500 leaves on average each fall. If the average mass of each leaf is 1.7 g and a 120 acre forest has 206 of these trees per acre, how many kilograms of leaves are dropped on the forest floor each fall? Express the answer in scientific notation and with the correct number of significant digits.
Answers: 1
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How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n
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More solar radiation is absorbed by earth’s surface than by
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Air conditioners not only cool air, but dry it as well. suppose that a room in a home measures 5.0m×9.0m×2.4m . if the outdoor temperature is 30 ∘c and the vapor pressure of water in the air is 85 % of the vapor pressure of water at this temperature, what mass of water must be removed from the air each time the volume of air in the room is cycled through the air conditioner? the vapor pressure for water at 30 ∘c is 31.8 torr.
Answers: 3
Suppose a certain type of deciduous tree releases 7500 leaves on average each fall. If the average m...
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