Characteristics used to describe matter are called O
A. physical properties.
O
B. chemical properties.
O
C. both A and B.
O
D. neither Anor B.

What is the number of atoms in 3.54 mol s

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)

Which element would mostly likely have an electron affinity measuring closest to zero