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Chemistry, 22.06.2019 09:50
Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange
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Chemistry, 22.06.2019 21:30
In science class richard learns that a substance has a boiling point of 230 fahrenheit his teacher ask him to convert this temperature to degrees celsius what is the boiling point of his substance in degrees celsius
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Chemistry, 23.06.2019 03:30
Name 3 types of energy you see being used as you look around a classroom
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Chemistry, 23.06.2019 05:30
Calculate the temperature rise when 0.2g of propane is used to heat 400cm cubed of water.
Answers: 3
What is the number of valence electrons in gold?...
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