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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.
Answers: 2
Chemistry, 22.06.2019 13:30, nasibamurodova
What are the chemical names of these compounds? ke: mg3n2: reset next
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If h2o is water and h2o2 is hydrogen peroxide. what is h2o4?...
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