In the diagram below, DE is the perpendicular bisector of FG. Which of the
following statements must be true?
Check all that apply.
F
H
G
O A His the midpoint of FG
B. DE is perpendicular to FG
D. FG bisects de
EDHE Sargietange
DEOREP

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

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

What is the solubility-product constant of barium sulfate, baso4, if a saturated solution is 1.03 ´ 10-5 m?