A31.4−g sample of ethylene glycol, a car radiator coolant, loses 607 j of heat. what was the initial temperature of the ethylene glycol if the final temperature is 32.5°c? (c of ethylene glycol = 2.42 j/g·k

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate