Part A The combustion of gasoline produces carbon dioxide and water. Assume gasoline to be pure octano (CH) and calculato how many kilograms of carbon dioxide are added to the atmosphere per 6.6 kg of octane bumed.

Nickel crystallizes in the face-centered cubic (fcc) lattice. the density of the metal is 8902 kg/m3. calculate the radius of a nickel atom.

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

What type of organic molecule comprises the majority of a potato?