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Chemistry, 22.06.2019 08:40, jaueuxsn
Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.
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Chemistry, 23.06.2019 01:00, liamgreene90
The time that is taken by neptune once around the sun is called
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Molar mass of a compound containing Al3+ ion and OH- ion?...
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