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Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols
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Chemistry, 22.06.2019 14:50
Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape
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Chemistry, 22.06.2019 21:00
One similarity and one difference between an element and a mixture of elements
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Cho m gam KMnO4 tác dụng với HCl đặc dưthu được 6,7 lít Cl2 ở dktc. H=80%.giá trị m là...
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