The number of molecules in 48.0 grams of oxygen gas o2 is

Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is