Using the model, what is the mass of the atom pictured? A) 3amu
B) 5amu
C) 7amu
D) 9amu

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

What is the vapor pressure of a solution with a benzene to octane?