Oxygen is an example of a(n) A. heterogeneous mixture
B. compound
C. element
O
OD. homogenous mixture
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How does a hydroelectric power plant converts energy into energy.

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.