Biology, 02.02.2020 01:42 angel234wilcox
Astudent determines that a piece of an unknown material has a mass of 5.854 g and a volume of 7.57 cm3. what is the density of the material?
a. 1.30 g/cm3
b. 0.39 g/cm3
c. 1.55 g/cm3
d. 0.77 g/cm3
Answers: 1
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The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis
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The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
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Astudent determines that a piece of an unknown material has a mass of 5.854 g and a volume of 7.57 c...
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