The vapor pressure of a substance at 30 C is 70 kPa and its enthalpy of vaporization is 20 kJ / mol Estimate the temperature (in K ) at which its vapor pressure is 90 kPa​

Diamond, graphite, and fullerenes share what property? a. they are all made of carbon (c) bonded to a metal. b. their shape. c. they are all made of carbon (c). d. they are all good conductors.

Why is carbon ideal for making different compounds?

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum