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Ch.1 - Introduction: Matter, Energy, and Measurement

Chapter 1, Problem 92a

Judge the following statements as true or false. If you believe a statement to be false, provide a corrected version. (a) Air and water are both elements.

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Hi everyone today, we have a question telling us that elements can be further broken down into simpler substance. Is this statement true or false? Explain? So let's remember some definitions here. Compounds Are made up of two or more atoms and can be broken down. Elements Are made of one type of adam and cannot be broken down so this statement is false. Thank you for watching. Bye.
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Textbook Question

Gold is alloyed (mixed) with other metals to increase its hardness in making jewelry. (b) The relative amount of gold in an alloy is commonly expressed in units of carats. Pure gold is 24 carat, and the percentage of gold in an alloy is given as a percentage of this value. For example, an alloy that is 50% gold is 12 carat. State the purity of the gold jewelry in carats.

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Textbook Question

Judge the following statements as true or false. If you believe a statement to be false, provide a corrected version. (b) All mixtures contain at least one element and one compound.

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Textbook Question

Judge the following statements as true or false. If you believe a statement to be false, provide a corrected version. (c) Compounds can be decomposed into two or more other substances; elements cannot.

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Textbook Question

Judge the following statements as true or false. If you believe a statement to be false, provide a corrected version. (d) Elements can exist in any of the three states of matter.

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