I have a project where I have to show examples of Nitrogen in a box(for a month) and I don't know what to put in it, I need at least 3 physical things in the box.

What is the value of keq for the reaction expressed in scientific notation

Which statement best explains the relationship between an area is geography and the temperature of its surface water

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