Multiple Choice
Which of the following is a property of every mixture?
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1. Intro to General Chemistry
Classification of Matter
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Which of the following substances is classified as the hardest according to the Mohs hardness scale?
A
Diamond
B
Quartz
C
Talc
D
Gypsum
Verified step by step guidance1
Understand that the Mohs hardness scale ranks minerals based on their ability to scratch one another, with values ranging from 1 (softest) to 10 (hardest).
Recall the Mohs hardness values for the given substances: Talc (1), Gypsum (2), Quartz (7), and Diamond (10).
Compare the hardness values of each substance to determine which has the highest value on the Mohs scale.
Recognize that the substance with the highest Mohs hardness value is classified as the hardest.
Conclude that Diamond, with a Mohs hardness of 10, is the hardest substance among the options provided.
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