What would be the mass, in grams, of 3.50 x 1025 molecules of chlorine?

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Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".