Can somebody help me please I’ve been asking, all I need is ideas..
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Chemistry, 21.06.2019 18:00
Sylvanite is a mineral that contains 28.0% gold by mass. how much sylvanite would you need to dig up to obtain 77.0 g of gold? explain how you got your answer and the steps you took. you
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What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
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What is a difference between a mixture of elements and a mixture of compounds
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