Q: The separation of compounds on the basis of their solubilities in a given solvent is known as what? Choices: - nuclei crystallization - simplest crystallization - separate crystallization - fractional crystallization A:
fractional crystallization
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Q: Sodium and chloride ions have equal but what charges? Choices: - path - positive - simple - opposite A:
opposite
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Q: Which mineral do native americans use to decorate items? Choices: - Tanzanite - Topaz - Amethyst - turquoise A:
turquoise
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Q: On what type of land does runoff cause more erosion? Choices: - grassy - metallic - mountainous - bare A:
bare
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