Question #ea371

1 Answer
Aug 2, 2017

Answer:

#15.05# x #10^23#

Explanation:

No.of moles of Sulfur dioxide #= 1.25#

Formula of sulfur dioxide #= SO_2#

No.of Oxygen atoms present in 1 molecule of #SO_2 =2 #

Moles of Oxygen atoms present in #SO_2# = #2 xx 1.25 # #=># #2.5#

No.of oxygen atoms #=# Moles#*#Avogadro's number

#= 2.5 xx 6.022 xx 10^23#
#= 15.05 xx10^23#