What is the term for molten material found below the earths surface? a lava b basalt c magma d gabbro

What is the value of keq for the reaction expressed in scientific notation?

Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years