In the reaction between CV + and − OH , one species is acting as the Lewis base, the other as the Lewis acid. Fill in the proper words to complete the statements. The species is the Lewis acid, whereas the species is the Lewis base. The orbital of the Lewis acid and the orbital of the Lewis base are not involved in this reaction.

it can be observed without changing the identity of the object.

it depends on what substance you're talking about as well as many other factors. in quantum mechanics, the observation of particles affects the observers ability to measure certain properties. for example: you can know the velocity of a particle, but you can't know it's position; or you can know it's position, but not it's velocity. it's like trying to find out where a grain of sand is by throwing other grains of sand at it. once you find out where it is, it's been moved. it's also like trying to find an answer to the question of whether or not a tree falling in a forest makes a sound if nobody is there to hear it. paradoxically, the only way to find out is to be there and hear it.

gasoline is a mixture. it contains several different kinds of compounds that can be present in a variety of ratios.