Answers: 2
Chemistry, 22.06.2019 12:30, nekathadon
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
Answers: 1
Chemistry, 22.06.2019 13:00, jaylanmahone223
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
Answers: 1
Chemistry, 22.06.2019 14:30, davidrodriguez122001
Which of the following describes a situation where competition between producers exists
Answers: 1
Does anybody know how to get paper 1 2020 may gcse aqa mark scheme for Chemistry, Thank you...
Biology, 11.06.2020 23:57
Chemistry, 11.06.2020 23:57