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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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The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?
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Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.
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What is the best name for
k[cr(nh3)2cl2so4]
a. potassium (iii).
b. potassium (ii)...
k[cr(nh3)2cl2so4]
a. potassium (iii).
b. potassium (ii)...
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