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Chemistry, 20.06.2019 18:04
Asample of rose gold is: 12.0 g gold, 5.0g silver, and 7.0 g copper. what is the percent copper in the sample?
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If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million
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Chemistry, 22.06.2019 06:30
Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.
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Chemistry, 22.06.2019 14:30
How does a noncompetitive inhibitor reduce an enzyme’s activity?
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Does a white dwarf have a red shell...
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