Chemistry, 14.10.2019 12:10, hannah1072

How many valence electrons does fluorine have?

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Chemistry, 23.06.2019 05:00, jjoyner

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Chemistry, 23.06.2019 06:40, tohanab

A250 g sample of water with an initial temperatureof 98.8 closes 6500 joules of heat. what is the finaltemperature of the water?

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Chemistry, 23.06.2019 11:30, elpeke102p73fz3

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Chemistry, 23.06.2019 12:00, samantha9430

Which of the following involves only abiotic factors? a. a large rock being weathered by wind and rain b. an otter using a stone to break open a sea urchin c. a spider building a web in the corner of a building d. a pine tree absorbing light from the sun