The atmospheric pressure on the top of Mt. Everest, an altitude of 29,035 ft, is only 265 mm Hg. What is the partial pressure of oxygen in the lungs at this altitude (assuming that the % O2 is the same as in dry air)?

Supongamos que estás estudiando dos estrellas. ambas estrellas tienen la misma magnitud aparente, pero la estrella a tiene una magnitud absoluta mayor que la estrella b. ¿que puedes decir acerca de la distancia a la tierra de estas dos estrellas?

What are the percent by mass of copper in penny lab

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.