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S+O2-->
S+H20--->
S+H2---->
S+NH3--->
N2+U2--->
S03+H20--->

Answer 1

Answer:

S+O2= SO2

S+H2O= I dont know this one

S+H2=H2S

S+NH3= S(NH3)3

N2+U2=I dont know

SO3+H20=H2SO4

Answer 2

Answer:

1. 2S +O2=2SO. 2. 2S+2H2O=2SO+2H2. 3. 2S+H2=2SH.