Phosphorous reacts with bromine to form phosphorous tribromide. If 35.0 grams of bromine are reacted and 27.9 grams of phosphorous tribromide are formed in laboratory, what is the percent
yield?

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit

Draw the lewis dot structure for each of the following polyatomic ions

Which statement accurately represents the arrangement of electrons in bohr’s atomic model?