Which choice describes a community?

A. desert

B. a forest of birds, insects, and squirrels

C. a hole in which a snake lives

D. a desert of sand, rocks, hawks, and snakes

Calculate the number of moles at rtp in 20 cm^3 of carbon monoxide

What is the mass in grams of 13.06 mL of acetone Acetone (fingernail-polish remover) has a density of 0.7857 g/cm3

What does it mean to have an element in a ground state

A certain atom has an [noble gas] 5s24d105p4 electron configuration. which element is it?

A 60.0-g sample of fermium-253 was placed in a sealed vessel 9.0 days ago. Only 7.5 g of this isotope is now left. What is th half-life of fermium-253? 3.0 days 4.5 days 17.5 days 20.0 days

In which orbital does an electron in a bromine atom experience the smallest?

What characteristics of water allow it to have high surface tension?

Obtaining scientific data from a distance is called?

What is organic chemistry?

What is the total number of electrons shared in a double covalent bond between two atoms? (1) 1 (3) 8 (2) 2 (4) 4