Zinc sulfide reacts with oxygen according to the reaction: |
Part A Once the reaction has occurred as completely as possible, what amount (in moles) of the excess reactant is left? |
Zinc sulfide reacts with oxygen according to the reaction: 2ZnS(s)+3O2(g)→2ZnO(s)+2SO2(g) A reaction mixture initially contains 4.8...
Zinc sulfide reacts with oxygen according to the reaction: 2ZnS(s)+3O2(g)→2ZnO(s)+2SO2(g) A reaction mixture initially contains 4.6 mol ZnS and 9.4 mol O2. Once the reaction has occurred as completely as possible, what amount (in moles) of the excess reactant remains? Express your answer using two significant figures.
Iron(III) oxide reacts with carbon monoxide according to the equation: Fe2O3(s)+3CO(g)→2Fe(s)+3CO2(g) A reaction mixture initially contains 22.90 g Fe2O3 and 15.90 g CO. Once the reaction has occurred as completely as possible, what mass (in g) of the excess reactant is left?
Iron(III) oxide reacts with carbon monoxide according to the equation: Fe2O3(s)+3CO(g)→2Fe(s)+3CO2(g) A reaction mixture initially contains 23.00 g Fe2O3 and 15.10 g CO. Once the reaction has occurred as completely as possible, what mass (in g) of the excess reactant is left?
Iron(III) oxide reacts with carbon monoxide according to the equation: Fe2O3(s)+3CO(g)→2Fe(s)+3CO2(g) A reaction mixture initially contains 22.55 g Fe2O3 and 15.06 g CO. Once the reaction has occurred as completely as possible, what mass (in g) of the excess reactant is left?
The first step in the industrial recovery of zinc from the zinc sulfide ore is roasting, that is, the conversion of ZnS to ZnO by heating: 2ZnS(s) + 3O2(g) → 3ZnO(s) + 2SO2(g) ∆H = –879 kJ/mol Calculate the heat evolved (in kJ) per gram of ZnS roasted.
Iron(III) oxide reacts with carbon monoxide according to the equation: Fe2O3(s)+3CO(g)→2Fe(s)+3CO2(g)Fe2O3(s)+3CO(g)→2Fe(s)+3CO2(g) A reaction mixture initially contains 22.85 gg Fe2O3Fe2O3 and 14.26 gg COCO. Once the reaction has occurred as completely as possible, what mass (in gg) of the excess reactant is left? m= ____ g
3) The first step in the industrial recovery of zinc from the zinc sulfide ore is roasting that is conversion of ZnS to ZnO by heating: 2ZNS(s)+ 302[g)2ZnO(s) + 2S02(g) AH--879 KJ/mol Calculate the heat evolved (in KJ) per gram of ZnS roasted. (3 points) 4) Given the thermochemical equations: (3 points) AHO-188 KJ/mol AH-768 KJ/mol Br2)+ F2g) 2BrF(g) Br2)+3F2(g) 2BrF3(g) Calculate the AHm for the reaction BrF(g)+ F2(g) BrF3(g)
47. Iron (III) oxide reacts with carbon monoxide according to the equation: Fe2O3(s) + 3 CO(g) 2 Fe(s) +3 CO2(8) A reaction mixture initially contains 22.55 g Fe203 and 14.78 g CO. Once the reaction has occurred as completely as possible, what mass (in g) of the excess reactant remains?
Iron (Il) oxide reacts with carbon monoxide according to the equation: Fe2Os (s) +3CO(g) *2Fe(s) +3CO2(9) A reaction mixture initially contains 22.80 g FezOs and 14.00 g CO. Once the reaction has occurred as completely as possible, what mass (in g) of the excess reactant remains? Express your answer to three significant figures.
Elemental phosphorus reacts with chlorine gas according to the equation P4(s)+6C12(g)-4PC13(1) A reaction mixture initially contains 45.13 g P4 and 130.9 g C12. Once the reaction has reached completion, what mass (in g) of the excess reactant is left?