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Which item is a pure substance?
A. 10 carat gold
B. Solid gold
C. Cake mix
D. Ocean water
Answers: 3
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5400 j of energy are given off when a 50 g of aluminum pan changes temperature. does the temperature of the pan increase or decrease and by how much?
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Abody covers a semicircle of radius 7cm in 5s .find its linear speed
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5. why should the electrons be placed separate from each other (why not together)?
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Which item is a pure substance?
A. 10 carat gold
B. Solid gold
C. Cake mix...
B. Solid gold
C. Cake mix...
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