If 50 g of lead (of specific heat 0.11 kcal/kg ∙ c°) at 100°c is put into 75 g of water (of specific heat 1.0 kcal/kg ∙ c°) at 0°c. what is the final temperature of the mixture?

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?