One positive affect of recycling aluminum cans to manufacture new beverage containers is

1 conserving earths resources

2. creating acid rain

3. warming earths atmosphere

4. increasing the zone layer

Too much calcium in a person's diet may result in a. kidney stones. b. dehydration. c. high blood pressure. d. heart attack

The inertness of the noble gases is due to a. the outermost shell has six electrons. b. the bonds they form with other elements. c. the number of protons and neutrons. d.

Which diatomic molecule is formed when the two atoms share six electrons

How many moles of glucose are contained in 8.3 x 10^21 molecules of glucose

What is 45 divided by 5.6

Which statement is true according to the kinetic theory? 1. Moles of different gases with the same mas and temperature always have the same average density. 2.

A substance with a pH of 9 has A) no H30 + ions or OH - ions. B) more H30 + ions than OH - ions. C) more OH - ions than H30 + ions. D) the same number of H30 + ions as it does OH - ions.

Consider the following quantities used in thermodynamics: E, H, q, w, S, G. How many of them are state functions? a. 2 b. 0 c. 3 d. 1 e. 4

What are some good problem statements

A 5.00L reaction vessel is filled with 1.00mol of H2, 1.00mol of I2, and 2.50mol of HI. If equilibrium constant for the reaction is 129 at 500k, what are the equilibrium concentrations of all species?