Chemistry, 03.08.2019 18:30 kaylaamberd
What mineral is the hardest known substance in nature? a. muscovite b. silicate c. native gold d. diamond?
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Chemistry, 21.06.2019 18:30
In a sample of oxygen gas at room temperature, the average kinetic energy of all the balls stays constant. which postulate of kinetic molecular theory best explains how this is possible?
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Chemistry, 21.06.2019 23:10
Which statement describes both homogeneous mixtures and heterogeneous mixtures?
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Chemistry, 22.06.2019 23:00
What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
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What mineral is the hardest known substance in nature? a. muscovite b. silicate c. native gold d. d...
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