How many milliliters of 2.50M sulfuric acid, H2SO4, are needed to make 500.0 milliliters of 0.100 M sulfuric acid?
A- 20.0mL
B- 200mL
C- 0.000500mL
D- 0.0200mL

Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.

What shape would a molecule with two bound groups and two lone pairs have?

Atoms contain subatomic particles called protons and neutrons. when these protons and neutrons spilt, a lot of energy is released