What is one way for a possible solution to reversing or counteracting the effects of climate change? What can we do at our homes or in our communities to help create a healthier environment?

How many atoms are in 1.4 mil of phosphorus trifluoride (pf3)

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Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.