What's the momentum of a 3.5-kg boulder rolling downhill at 5 m/s? a. 17.5 km·m/s b. 70 kg·m/s c. 8.5 kg·m/s d. 14.3 kg·m/s

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor