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Biology, 21.06.2019 18:40
The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?
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Biology, 22.06.2019 03:30
Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what
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You rush through a lot activity and get a percent error and 50% why might the percent error be so hi...
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