You apply 100.0 of force to a machine. the machine applies 20.0 n of force to the load. what is the mechanical advantage of the machine.

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

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.

How do you convert 4 mmol of bromobenzene to ml?