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The heat of combustion of bituminous coal is 2.5 x 10^4 J/g. What quantity of coal is required to produce the energy required to
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2. asked by Lucy
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The heat of combustion of bituminous coal is 2.5 x 10^4 J/g. What quantity of coal is required to produce the energy required to
1. 2 answers
2. asked by Lucy
3. 1,010 views
Calculate the joules of energy involved when 11 grams of water at 10.0 degrees Celsius cools and then freezes at 0.0 degrees
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2. asked by Palak
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1. How much ice at -10 degrees Celsius is required to cool a mixture of 0.1 kg ethyl alcohol and 0.1 kg water from 20 degrees
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2. asked by Akitsuke
3. 1,089 views
For how many kilojoules are required to change 44.0g of ice at -12.0 degrees C to water at 85.0 degrees C?Would this be correct:
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2. asked by Anonymous
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The average monthly temperatures of Atlanta, GA are shown below.Jan 32 degrees Feb 35 degrees Mar 44 degrees Apr 53 degrees May
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2. asked by Lucy
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Could these be the measures of 3 angles of a triangle?Responses A 10 degrees, 60 degrees, 100 degrees10 degrees, 60 degrees, 100
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2. 236 views
Dioxane C4H8O2 has an enthalpy of fusion = 145.8 Jg-1 and its melting point temp is 11 degrees C. How much energy is required to
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2. asked by Amanda
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A 15g sample of what appears to be gold that was heated from 22 degrees C to 39 degrees C, required 26.3 J of energy. If the
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2. asked by Olivia
3. 690 views
How much time is required for a sound to travel 1 mile if the air temperature is:0.0 Degrees Celsius 20.0 Degrees Celsius 40.0
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2. asked by Lucy
3. 2,723 views