Consider a 5 kg block of gallium modeled as a cubic array of balls connected by springs. What is the mass in kg of a single “ball” in the ball–spring model? One mole ( atoms) of gallium has a mass of...

Consider a 5 kg block of gallium modeled as a cubic array of balls connected by springs. What is the mass in kg of a single

“ball” in the ball–spring model? One mole ( atoms) of gallium has a mass of 70 grams, as shown in the periodic

table on the inside front cover of the textbook.