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In this reaction n2o4(g)→2no2(g) what changes in color would you expect as pressure is increased at a constant temperature

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.