Chemistry, 14.05.2021 07:50 zamariahyou
PLZ Help! When a sample of 114.97 g NH4NO3 dissolves in 47.07 g of water, the temperature changes from 28.4 C to 7.9 C. Calculate the heat flow (Q) with respect to the water in calories.
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Chemistry, 22.06.2019 00:30
Which best describes why nh4+ can form an ionic bond with ci-?
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Chemistry, 22.06.2019 12:20
Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.
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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 15:20
Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.
Answers: 1
PLZ Help!
When a sample of 114.97 g NH4NO3 dissolves in 47.07 g of water, the temperature changes f...
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