Chemistry, 20.10.2019 16:10 jacobc7698
List the five characteristics a substance must have to be a mineral. explain why coal and a glass marble are not minerals.
(this is chemistry right? )
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Geothermal energy for industrial use is available almost anywhere. a.true b.false
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The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
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Chemistry, 22.06.2019 16:30
An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of amu. (enter a whole number.) numerical answers expected! answer for blank 1:
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Chemistry, 22.06.2019 17:30
Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by
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List the five characteristics a substance must have to be a mineral. explain why coal and a glass ma...
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