What is the number of grams of xenon in 3.958 g of the compound xenon tetrafluoride? Chemistry The Mole Concept Percent Composition 1 Answer anor277 Jul 8, 2016 #"Moles of "XeF_4# #=# #(3.958*g)/(207.28*g*mol^-1)# Explanation: #"Moles of "XeF_4# #~=1/50*mol# How many moles of #F# are present here? Answer link Related questions What is mole percent? Question #e2e8b Question #bc737 Question #bc73b Question #e2e8f Question #b9857 Question #b985b Question #fee41 Question #c5c01 Question #bc73f See all questions in Percent Composition Impact of this question 7874 views around the world You can reuse this answer Creative Commons License