What is the conversion factor for converting 2.12 mol C3H8 to molecules?

What is the value of keq for the reaction expressed in scientific notation?

How have the greenhouse gasses increased from the year 2000 to 2018

Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)