Using the half-reaction method, balance the following redox reaction occuring in acidic solutions: no3- +i2 -> io3- + no2

How much heat is released upon converting one mole of steam (18.0 g) from 100.0 ∘c to water at 25.0 ∘c? show work and constants, trying to figure out how it works. only given the heat capacity for steam and water so try to only use that

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

No copying 15 pts how does a free-body diagram tell you about the net force on an object?