In the reaction N2 + 3H2 ⇌ 2NH3, an experiment finds equilibrium concentrations of [N2] = 0.1 M, [H2] = 0.05 M, and [NH3] = 0.001 M. What is the equilibrium constant Kc for this reaction?

a. 0.08

b. 0.20

c. 5.0

d. 12.5

Identify the charge on the nucleus and on the electrons of an atom. How do i do this?

If a sample of neon (Ne) contains 1.01 x 10^22 atoms, what is it's mass? explain your answer

For the gas phase decomposition of 1-bromopropane, CH3CH2CH2BrCH3CH=CH2 + HBr the rate constant at 622 K is 6.43*10-4 / s and the rate constant at 666 K is 8.28*10-3 / s. The activation energy for the gas phase decomposition of 1-bromopropane is

Which energy changes takes place when gasoline evaporates from a fuel gas can

What type of chemist would study the energies and heats involved in chemical reactions?

How is a compound different from an element?

Suppose you're attempting to measure the density of the liquid that is highly volatile (it evaporates quickly).

22. How many atoms are there in 344.75 g of gold nugget? a. 1.05 x 10 to the power of 24 atoms b. 1.05 x 10 to the power of 23 atoms c. 6.02 x 10 to the power of 23 atoms d. 197 atoms Is B the answer

A light twig is barely floating on the surface of water. What will most likely happen to the twig if a drop of dishwashing detergent is added near it?

A gas occupies 4.00 L at 2.00 atm pressure. At what pressure would the volume be 6.00 L if the temperature remains constant?