( WILL MARK BRAINLIEST AND PLEASE DONT COMMENT IF YOU DONT KNOW THE ANSWER ) Describe, giving full details, how you would prepare magnesium carbonate, starting with magnesium nitrate.​

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?

Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining