9. A desert ecosystem shows many examples of interactions between biotic and abiotic parts.
a....
9. A desert ecosystem shows many examples of interactions between biotic and abiotic parts.
a. Describe two biotic and two abiotic parts of the desert ecosystem.
b. Choose one botic and one abiotic part of the desert ecosystem, and explain the
interaction between the two parts.
Answers: 2
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Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?
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1. explain hydrogen peroxide, h 2 o 2 properties and decomposition reaction. 2. describe how each of the following natural cycles plays a part in earth’s climate system. (a) the water cycle (b) the carbon cycle
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Chemistry, 22.06.2019 19:20
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
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Chemistry, 22.06.2019 20:00
The volume of a single vanadium atom is 9.29×10-24 cm3. what is the volume of a vanadium atom in microliters?
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