Which types of light can cause metal to heat up or get warm?
PLZ HELP ASAP

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

Idont understand it 1.what is the boiling point of a solution of 675 grams of ethylene glycol (c2h6o2) in 2.50 liters of water?

The molar mass of cu is 63.55 g/mol. the number of grams of cu produced in this reaction is