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24-karat gold is considered to be pure gold. 18-karat gold is considered to be about 75% gold. what is 18-karat gold considered a mixture rather than a pure substance? a) it has a variable composition of other elements and minerals. b) its color is different than pure gold. c) the gold atoms are not arranged in a repeating pattern. d) it can be melted and transformed into a different substance.
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What words in the preamble to the constitution reflect the principle of popular sovereignty
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Restricting immigrants from entering a country may be based on what belief?
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Explain what commentary austen is making about social conversation based on this excerpt. your answer should be at least 150 words.
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In 5-10 sentences, explain the Law of Supply....
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