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Chemistry, 21.06.2019 18:30
What volume of a 2.00 m stock solution of naoh is needed to prepare 150. ml of 0.40 m solution?
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Chemistry, 22.06.2019 02:00
If you add 10ml of hot water to 10ml of cold water and the change in tempature 8Ā°c calculate how much energy is gained by the cold water
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Chemistry, 22.06.2019 04:00
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
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Chemistry, 22.06.2019 09:40
Which diagram shows the correct way to represent an ionic compound of magnesium oxide?
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When a material in the liquid state is vaporized and then condensed to a liquid, the steps in the pr...
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