Homework Answers
Given that
3Fe2O3(s) +H2(g) ----- > 2 Fe3O4 (s) + H2O (g)
dH = -6.00 KJ
given that energy which is produce = 0.778 kj
Number of moles = 0.778 KJ * 3 mole Fe2O3 / 6.00 KJ
=0.389 mole Fe2O3
Amount in g = number of moles * molar mass
=0.389 mole Fe2O3*159.69 g/mol
= 62.1 g Fe2O3
Add Answer to:
The following thermochemical equation is for the reaction of iron(III) oxide(s) with hydrogen(g) to form Fe304(s)...
The following thermochemical equation is for the reaction of iron(III) oxide(s) with hydrogen(g) to form iron(s)and...
The following thermochemical equation is for the reaction of iron(III) oxide(s) with hydrogen(g) to form iron(s)and water(g). Fe2O3(s) + 3H2(g)—2Fe(s) + 3H2O(g) AHexn98.8 kJ How many grams of Fe2O3(s) would react if 36.2 kJ of energy were provided? grams Submit Answer
The following thermochemical equation is for the reaction of iron(III) oxide(s) with hydrogen(g) to form iron(s) and wa...
The following thermochemical equation is for the reaction of iron(III) oxide(s) with hydrogen(g) to form iron(s) and water(g). Fe2O3(s) + 3H2(g)— 2Fe(s) + 3H2O(g) AH = 98.8 kJ When 62.3 grams of iron(III) oxide(s) react with excess hydrogen(g), kJ of energy are Hint: An amount of energy is expressed as a positive number. The sign of AH in the thermochemical equation indicates whether the energy is absorbed or evolved. An automobile engine provides 523 Joules of work to push the...
The following thermochemical equation is for the reaction of ammonium nitrate(s) to form dinitrogen monoxide(g) and...
The following thermochemical equation is for the reaction of ammonium nitrate(s) to form dinitrogen monoxide(g) and water(g) NH,NO3() N2O(g) + 2H2O(g) AH = -35.9 kJ How many grams of NH NO,(s) would have to react to produce 12.1 kJ of energy? grams The following thermochemical equation is for the reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide(g). 2H2S(g) + 302(g)—2H2O(g) + 2802(8) AH=-1.04x109 kJ When 9.64 grams of hydrogen sulfide(g) react with excess oxygen(g), -588.8 kJ...
The following thermochemical equation is for the reaction of iron(III) oxide(s) with aluminum(s) to form aluminum...
The following thermochemical equation is for the reaction of iron(III) oxide(s) with aluminum(s) to form aluminum oxide(s) and iron(s). Al03(s)+ 2Fe(s) FezO3(s) + 2Al(s) AH = -852 kJ kJ of energy are When 48.5 grams of iron(III) oxide(s) react with excess aluminum(s).
The reaction of Fe304(s) with hydrogen(g) to form iron(s) and water(g) proceeds as follows: >3 Fe(s)...
The reaction of Fe304(s) with hydrogen(g) to form iron(s) and water(g) proceeds as follows: >3 Fe(s) + 4 H2O(g) Fe304(s) 4 H2(g) When 91.0 grams of Fe304(s) react with sufficient H2(g), 59.4 kJ of energy are absorbed What is the value of AH for the chemical equation given? kJ AHxn
The following thermochemical equation is for the reaction of iron(s) with hydrochloric acid(aq) to form iron(II)...
The following thermochemical equation is for the reaction of iron(s) with hydrochloric acid(aq) to form iron(II) chloride(s) and hydrogen(g). Fe(s) + 2HCl(aq) FeCl2(s) + H2(g) H = -7.40 kJ When 14.4 grams of iron(s) react with excess hydrochloric acid(aq), -------- kJ of energy are .-------
The following thermochemical equation is for the reaction of hydrogen chloride(g) with ammonia(g) to form ammonium...
The following thermochemical equation is for the reaction of hydrogen chloride(g) with ammonia(g) to form ammonium chloride(s). HCI(g) + NH3(g) NH CH) AH = -176 kJ/mol-rxn How many grams of HCI(g) would have to react to produce 51.9 kJ of energy? grams The following thermochemical equation is for the reaction of hydrogen bromide(r) with chlorine() to form hydrogen chloride) and bromine(g) 2HBr(g) + Cl2(g) +2HCl(g) + Brz(8) AH = -81.1 kJ/mol-rxn When 16.4 grams of hydrogen bromide(g) react with excess...
The following thermochemical equation is for the reaction of ammonium chloride(s) to form ammonia(g) and hydrogen...
The following thermochemical equation is for the reaction of ammonium chloride(s) to form ammonia(g) and hydrogen chloride(g). NH4Cl(s) NH3(g) + HCl(g) H = 176 kJ How many grams of NH4Cl(s) would be made to react if 49.8 kJ of energy were provided? _____grams
The following thermochemical equation is for the reaction of hydrogen(g) with oxygen(g) to form water(g). 2H2(g)...
The following thermochemical equation is for the reaction of hydrogen(g) with oxygen(g) to form water(g). 2H2(g) + O2(g)--2H2O(g) ΔΗ--484 kJ How many grams of H2(B) would have to react to produce 95.6 kJ of energy? grams Submit Answer Retry Entire Group 7 more group attempts remaining
The following thermochemical equation is for the reaction of carbon dioxide(g) with hydrogen(g) to form C2H2(g)...
The following thermochemical equation is for the reaction of carbon dioxide(g) with hydrogen(g) to form C2H2(g) and water(g). 2CO2(g) + 5H2(g) C2H2(g) + 4H2O(g) H = 46.5 kJ How many grams of CO2(g) would react if 5.32 kJ of energy were provided?
The following thermochemical equation is for the reaction of iron(III) oxide(s) with hydrogen(g) to form iron(s)and water(g). Fe2O3(s) + 3H2(g)—2Fe(s) + 3H2O(g) AHexn98.8 kJ How many grams of Fe2O3(s) would react if 36.2 kJ of energy were provided? grams Submit Answer
The following thermochemical equation is for the reaction of iron(III) oxide(s) with hydrogen(g) to form iron(s) and water(g). Fe2O3(s) + 3H2(g)— 2Fe(s) + 3H2O(g) AH = 98.8 kJ When 62.3 grams of iron(III) oxide(s) react with excess hydrogen(g), kJ of energy are Hint: An amount of energy is expressed as a positive number. The sign of AH in the thermochemical equation indicates whether the energy is absorbed or evolved. An automobile engine provides 523 Joules of work to push the...
The following thermochemical equation is for the reaction of ammonium nitrate(s) to form dinitrogen monoxide(g) and water(g) NH,NO3() N2O(g) + 2H2O(g) AH = -35.9 kJ How many grams of NH NO,(s) would have to react to produce 12.1 kJ of energy? grams The following thermochemical equation is for the reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide(g). 2H2S(g) + 302(g)—2H2O(g) + 2802(8) AH=-1.04x109 kJ When 9.64 grams of hydrogen sulfide(g) react with excess oxygen(g), -588.8 kJ...
The following thermochemical equation is for the reaction of iron(III) oxide(s) with aluminum(s) to form aluminum oxide(s) and iron(s). Al03(s)+ 2Fe(s) FezO3(s) + 2Al(s) AH = -852 kJ kJ of energy are When 48.5 grams of iron(III) oxide(s) react with excess aluminum(s).
The reaction of Fe304(s) with hydrogen(g) to form iron(s) and water(g) proceeds as follows: >3 Fe(s) + 4 H2O(g) Fe304(s) 4 H2(g) When 91.0 grams of Fe304(s) react with sufficient H2(g), 59.4 kJ of energy are absorbed What is the value of AH for the chemical equation given? kJ AHxn
The following thermochemical equation is for the reaction of hydrogen chloride(g) with ammonia(g) to form ammonium chloride(s). HCI(g) + NH3(g) NH CH) AH = -176 kJ/mol-rxn How many grams of HCI(g) would have to react to produce 51.9 kJ of energy? grams The following thermochemical equation is for the reaction of hydrogen bromide(r) with chlorine() to form hydrogen chloride) and bromine(g) 2HBr(g) + Cl2(g) +2HCl(g) + Brz(8) AH = -81.1 kJ/mol-rxn When 16.4 grams of hydrogen bromide(g) react with excess...
The following thermochemical equation is for the reaction of hydrogen(g) with oxygen(g) to form water(g). 2H2(g) + O2(g)--2H2O(g) ΔΗ--484 kJ How many grams of H2(B) would have to react to produce 95.6 kJ of energy? grams Submit Answer Retry Entire Group 7 more group attempts remaining
Most questions answered within 3 hours.
-
3). Describe human population growth that has occurred in the
past 400 years. Use terms learned...
asked 47 seconds from now -
A university administrator working in student housing wants to
determine if the percentage of students residing...
asked 2 minutes ago -
A
projectile is blue at a target. The distance from the point of
impact to the...
asked 23 minutes ago -
Given a 32 bit processor, with 2 MB of physical RAM split into 512
frames. What...
asked 13 minutes ago -
What were the main rulings in the Supreme Court cases which are
Morgan v. Virginia (1946)...
asked 13 minutes ago -
write a five paragraph essay on how setting,
specifically culture, influences the actions of
the characters...
asked 5 minutes ago -
JAVA
Provide a simple code sample of Merge sort
asked 15 minutes ago -
Discounting cash flows involves:
A. taking the cash discount offered on a trade merchandise
B. estimating...
asked 23 minutes ago -
A solid wood door 1.00 m wide and 2.00 m high is hinged along
one side...
asked 23 minutes ago -
Raleigh Company manufactures two joint products. At the
split-off point, they have sales values of:
Product...
asked 22 minutes ago -
1. Your grandmother has invested $4000 in a mutual fund each
year on your birthday (she...
asked 24 minutes ago -
HELP WITH SAS
Run the following DATA step to create a SAS data set called
ABC_CORP....
asked 37 minutes ago