Hii pls help me to balance the equation and state the symbols thanksss​

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

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Why is silver chloride is an ionic compound