What is the number of moles of beryllium atoms in 36g of be?

How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

Which of the following is most likely true about water in chemical solutions?