What is the shape of the water molecule?

a. linear

b. tetrahedral

c. trigonal planar

d. bent

Describe the moment magnitude scale and explain it is useful in measuring earthquakes

What is a dipole moment?

Which statement correctly compares the number of chromosomes in a body cell to that in a sex cell of humans? A. A body cell has 21 chromosomes; a sex cell has 23 B. A body cell has 21 chromosomes; a sex cell has two C.

Based on it's group number, what ion charged state does bromine form? A.) 1- B.) 2-

Identify and define 3 parts of an animal cell

How are the relationships of elements in a group different from the relationships of elements in a group

How many nitrate ions are in 387.4 grams of calcium nitrate?

Tin or silver more reactive

Chemical reactions that release energy possess reactants with lower energy than their products. True or False Heat is the most common form of energy absorbed or released in chemical reactions. True or False

What is the reason for the low solubility of LiF (0.27 g per100 ml H2O) compared to CsF (367 g per 100 ml H2O) ?