The octane present in gasoline burns according to the following equation: 2 C8H18 + 25 O2 > 16 CO2 + 18 H2O (a) How many moles of O2 are needed to react fully with 4 moles of octane? (b) How many moles of CO2 can form from 1 mole of octane? (c) How many moles of water are produced by the combustion of 6 moles of octane?

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.