To show the net result is the decomposition of water Concept Introduction: Heat energy required to raise the temperature of 1g of substance by 1K.Energy gained or lost can be calculated using the below equation. q=C×m×ΔT Where, q= energy gained or lost for a given mass of substance (m), C =specific heat capacity, Δ T = change in temperature. The standard molar enthalpy of formation is the enthalpy change Δ f H 0 is the enthalpy change for the formation of 1mol of a compound directly from its component elements in their standard states. And is given by Δ r H 0 ΣnΔ f H 0 (products) - ΣnΔ f H 0 (reactants)
To show the net result is the decomposition of water Concept Introduction: Heat energy required to raise the temperature of 1g of substance by 1K.Energy gained or lost can be calculated using the below equation. q=C×m×ΔT Where, q= energy gained or lost for a given mass of substance (m), C =specific heat capacity, Δ T = change in temperature. The standard molar enthalpy of formation is the enthalpy change Δ f H 0 is the enthalpy change for the formation of 1mol of a compound directly from its component elements in their standard states. And is given by Δ r H 0 ΣnΔ f H 0 (products) - ΣnΔ f H 0 (reactants)
To show the net result is the decomposition of water
Concept Introduction:
Heat energy required to raise the temperature of 1g of substance by 1K.Energy gained or lost can be calculated using the below equation.
q=C×m×ΔT
Where, q= energy gained or lost for a given mass of substance (m), C =specific heat capacity, ΔT= change in temperature.
The standard molar enthalpy of formation is the enthalpy change ΔfH0 is the enthalpy change for the formation of 1mol of a compound directly from its component elements in their standard states. And is given by
ΔrH0ΣnΔfH0(products)-ΣnΔfH0(reactants)
(a)
Expert Solution
Explanation of Solution
To show the net result is the decomposition of water.
Equation 1-2=A
A=CaBr2+H2O+Hg→CaO+HgBr2+H2
Equation A-3=B
H2O+Hg→HgO+H2
Equation 4-B is the required equation.
H2O→H2+1/2O2
(b)
Interpretation Introduction
Interpretation:
If 1000Kg of water is used then identify the mass of H2 produced
Concept Introduction:
Heat energy required to raise the temperature of 1g of substance by 1K.Energy gained or lost can be calculated using the below equation.
q=C×m×ΔT
Where, q= energy gained or lost for a given mass of substance (m), C =specific heat capacity,ΔT= change in temperature.
The standard molar enthalpy of formation is the enthalpy change ΔfH0 is the enthalpy change for the formation of 1mol of a compound directly from its component elements in their standard states. And is given by
ΔrH0ΣnΔfH0(products)-ΣnΔfH0(reactants)
(b)
Expert Solution
Explanation of Solution
The mass of H2 produced
ΔrH0ΣnΔfH0(products)-ΣnΔfH0(reactants)
ΔrH0=0-(-285.8kJ/mol) =285.8kJ/mol
Substitute the values in, q=C×m×ΔT, as
q=-285.8kJ/mol×1000Kg= 28kJ
28kJ×1molH2285.8kJ×1000Kg1mol =97.97Kg
The reaction is H2O→1/2O2+H2
(c)
Interpretation Introduction
Interpretation:
The enthalpy of reaction has to be calculated.
Concept Introduction:
Heat energy required to raise the temperature of 1g of substance by 1K.Energy gained or lost can be calculated using the below equation.
q=C×m×ΔT
Where, q= energy gained or lost for a given mass of substance (m), C =specific heat capacity,ΔT= change in temperature.
The standard molar enthalpy of formation is the enthalpy change ΔfH0 is the enthalpy change for the formation of 1mol of a compound directly from its component elements in their standard states. And is given by
ΔrH0ΣnΔfH0(products)-ΣnΔfH0(reactants)
(c)
Expert Solution
Explanation of Solution
Given reaction is:
CaBr2+H2O+Hg→CaO+HgBr2+H2
Substitute the values in ΔrH0ΣnΔfH0(products)-ΣnΔfH0(reactants) as,
Substitute the values in ΔrH0ΣnΔfH0(products)-ΣnΔfH0(reactants) as,
ΔrH0=(-90.7kJ/mol)-(-285.8kJ/mol) =195.1kJ/mol
H2O→H2+1/2O2
ΔrH0=285.8kJ/mol
(d)
Interpretation Introduction
Interpretation:
Comment on the feasibility of using such a series of reaction to produce H2
Concept Introduction:
Heat energy required to raise the temperature of 1g of substance by 1K.Energy gained or lost can be calculated using the below equation.
q=C×m×ΔT
Where, q= energy gained or lost for a given mass of substance (m), C =specific heat capacity,ΔT= change in temperature.
The standard molar enthalpy of formation is the enthalpy change ΔfH0 is the enthalpy change for the formation of 1mol a compound directly from its component elements in their standard states. And is given by
ΔrH0ΣnΔfH0(products)-ΣnΔfH0(reactants)
(d)
Expert Solution
Explanation of Solution
Since the enthalpy is positive the reaction is not feasible
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GAY
Organic Reactions Assignment
/26
Write the type of reaction that is occurring on the line provided then complete the reaction. Only include the
major products and any byproducts (e.g. H₂O) but no minor products. Please use either full structural
diagrams or the combination method shown in the lesson. Skeletal/line diagrams will not be accepted.
H3C
1.
2.
CH3
A
Acid
OH
Type of Reaction:
NH
Type of Reaction:
+ H₂O
Catalyst
+ HBr
3.
Type of Reaction:
H3C
4.
Type Reaction:
5. H3C
CH2 + H2O
OH
+
[0]
CH3
Type of Reaction:
6. OH
CH3
HO
CH3 +
Type of Reaction:
7.
Type of Reaction:
+ [H]
humbnai
Concentration Terms[1].pdf ox + New
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Inter Concreting Concentration forms.
Hydrogen peroxide is
a powerful oxidizing agent
wed in concentrated solution in rocket fuels and
in dilute solution as a
hair bleach. An aqueous
sulation of H2O2 is 30% by mass and has
density of #liligime calculat the
Ⓒmolality
⑥mole fraction of
molarity.
20
9.
B. A sample of Commercial Concentrated hydrochloric
ET
If a reaction occurs, what would be the major products? Please include a detailed explanation as well as a drawing showing how the reaction occurs and what the final product is.
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