A 50.51g sample of a compound made from
phosphorus and chlorine is decomposed. Analysis
of the products showed that 11.39 g of
phosphorus atoms were produced: Answer using
three significant figures.
What is the percent by mass of phosphorus?
%
What is the percent by mass of chlorine?
%
DONE

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11