antoninacalcotelara antoninacalcotelara 09-11-2020 Chemistry contestada What are the coefficients when the equation below is balanced? _CH4 + _O2 = _CO2 + _H2O A) 2,2,1,2 B) 1,2,3,4 C) 1,3,4,1 D) 1,2,1,2