Adjust the following iconic redox reactions into their iconic and molecular forms:
a) KMnO4+HCl+SnCl2--> MnCl2+SnCl4+KCl+H2O

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

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