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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, 22.06.2019 12:00, macylen3900
Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?
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Which radio station broadcasts waves with more energy wil-92. 3 or kshe-94. 7...
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