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The term liquefied petroleum gas (LPG) usually refers to propane and butane. These gases are removed from natural gas because they-

What is(are) the product(s) of the following reaction?

Salicylic acid reacts with two equivalents of ICl to give one of the products below. Which one is it? (Hint: Cl is more electronegative than I.)

The critical pressure of a gas is the pressure at which the gas will liquefy at its _____________________.  (This temperature is the temperature above which gas will not liquefy no matter how much pressure is applied.)

Water vapor is not considered an impurity in the gas stream.

Which point on the potential energy diagram corresponds to the species shown to the right for the electrophilic nitration of benzene with HNO3/H2SO4?

Nitration of benzoic acid has a reaction rate which is ________ than the nitration rate of benzene and gives primarily the ________ product(s).

The most common use for processed natural gas is to be burned as a  _________________.

Rank the following compounds in order of decreasing reactivity to aromatic electrophilic bromination. I. benzene II. toluene III. benzoic acid IV. phenol

Atmospheric pressure is usually expressed as ______________________, the average pressure at sea level.