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Draw an energy profile describing an exothermic reaction and label the energy activation and change of heat components of the
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2. asked by amanda
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Sulfur burns in oxygen in two steps:i.S(s) + O2(g) ->SO2(g) change of Heat=-297kJ ii. 2SO2(g) + O2(g)->2SO3(g) change of
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2. asked by Erika
3. 897 views
Hi I need help with these following questions. I have all of the data needed.Calculate the enthalpy change of the reaction for
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2. asked by Matt
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Energy is released when 100kg of steam at 150.0°C and standard pressure changes to water at 60.0°C. Calculate the total energy
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2. asked by J.M.
3. 948 views
CO + 2H2 ---> CH3OHChange in heat= -90.7 KJ/mol Calculate the mass of hydrogen formed when the change in heat is +90.7 KJ/mol 2
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2. asked by Anonymous
3. 1,131 views
Calculate the heat change (q) in kJ for each reaction. Assume the density of the acid solutions is 1.00 g/mL and the heat
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2. asked by ChemGeek
3. 1,129 views
What type of change is occurring when water is boiling?An exothermic change because heat is given off. A physical change because
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When 50.0 Ml of 1.00 m chi was mixed with 50.0 ml of 1.00 m NaOH in a calorimeter the temperature rose from 25.0 c to 32.0 c
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2. asked by Mira
3. 1,144 views
When 50.0 Ml of 1.00 m chi was mixed with 50.0 ml of 1.00 m NaOH in a calorimeter the temperature rose from 25.0 c to 32.0 c
1. 3 answers
2. asked by Mira
3. 643 views
The formula Q = MCT where Q = heat flow, M = mass, C = specific heat, and T = change of temperature is used to calculate heat
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2. asked by Mr. Bombastic
3. 165 views