A.high pressure hight temperature high concentrations of reactants
B.low pressure low temperature low concentrations of reactants
C.high pressure low temperature high concentrations of reactants
D.high pressure low temperature low concentrations of reactants
A.air
B.nitrogen
C.water
D.all of these answers
A.dilute sulphuric acid
B.orthophosphoric acid
C.hydrochloric acid
D.nitric acid
A.NH3
B.NO
C.NO2
D.N2O5
A.25% N
B.35% N
C.46% N
D.82 % N
A.calcium phosphate
B.calcium fluoride
C.fluorapatite
D.ammonium phosphate
A.colcium cyanamide
B.calcium ammonium nitrate
C.a mixture of urea and ammonium nitrate
D.a mixture of ammonium nitrate and ammonium chloride
A.CO2 and NH3
B.CO2 and HNO3
C.CO and NH3
D.CO2 and N2
A.Zinc sulphate
B.Magnesium sulphate
C.Sodium sulphate
D.Copper sulphate
