A covalent bond occurs when:

a. Two nonmetal elements share electrons to fill octets

b. An element becomes stable by transferring electrons

C. Two metal elements share electrons

d. none of these

In which compound have electrons been transferred to an oxygen atom a NO2 b N2O c Na2O d CO2

Calculate ΔG o for the following reaction at 25°C: 3Mg (s) + 2Al3 + (aq) ⇌ 3Mg2 + (aq) + 2Al (s) Enter your answer in scientific notation. * 10 kJ / mol

Explain the difference between a ph of 8 and a ph of 12 in terms of h concentration

What will be produced if you mix an acidic solution and an alkaline solution?

What two effects might occur if most of the phytoplankton living in the world's oceans were destroyed?

Which mineral (s) might you be examining if you place some hydrochloric (hcl) acid on a sample and it fizzes?

How many grams of aluminum are required to give a total dislocation length of 3,000 miles (enough to stretch from New York City to Los Angeles assuming you could align all the dislocations into a single line like a string).

Caffeine contains hydrogen, carbon, nitrogen, and oxygen atoms in a fixed ratio.

What type of grass is poisioness

What will happen if there is an insufficient supply of oxygen during the combustion of a hydrocarbon?