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Chemistry, 22.06.2019 04:00
Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?
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Chemistry, 22.06.2019 12:30
The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
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Chemistry, 22.06.2019 13:00
Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?
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Chemistry, 22.06.2019 15:30
Draw the lewis dot structure for each of the following polyatomic ions
Answers: 1
A. What is the enthalpy change for the reverse reaction?
b. What is ∆H for the formation of 1 mol o...
Mathematics, 03.08.2019 07:50
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English, 03.08.2019 07:50
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Mathematics, 03.08.2019 07:50
Mathematics, 03.08.2019 07:50
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Mathematics, 03.08.2019 07:50
English, 03.08.2019 07:50