The units on the ruler are in nanometers (nm). look at the graduations on the ruler. what does each graduation represent?

Which produce would best increase the amount of heat energy that is actually gained by calorimeter b

Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.