Heat calculation worksheet answers

• [DOCX File]Heat of Formation Worksheet - Ms Brown's Chemistry Page

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  Heat of Formation Worksheet. Use a standard enthalpies of formation table to determine the change in enthalpy for each of these reactions. a) NaOH(s) + HCl(g) ----> NaCl(s) + H

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• [DOC File]Calculating Specific Heat Worksheet

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  Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500 joules of heat, and its temperature changes from 32°C to 57°C. 4. 100.0 g of 4.0°C water is heated until its temperature is 37°C. If the specific heat of water is 4.18 J/g°C, calculate the amount of heat energy needed to cause this rise in ...

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• [DOC File]Activity 1.3.3 Thermodynamics Answer Key

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  Measure of a material’s ability to conduct heat. Define R-value. Measure of a material’s ability to resist heat movement (30–31) Use the provided R-value chart and illustration below to calculate the R-value of the wall cavity and the R-value at the stud location. Wall cavity R-value. 5/8 drywall = 0.56 . Fiberglass batt = 11.00 (3.5 in ...

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• [DOC File]Energy is one of the easiest areas of Environmental ...

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  Calculate the number of cubic feet of natural gas required to heat a house for one winter, as well as the cost. Assume the following: The house has 2000 square feet of living space. 80,000 BTU of heat per square foot are required to heat for the winter. Natural gas is available at a cost of $5.00 per thousand cubic feet.

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• [DOC File]Hess's Law Worksheet - Brooklyn High School

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  Heat of Formation Worksheet Use a standard enthalpies of formation table to determine the change in enthalpy for each of these reactions. a) NaOH(s) + HCl(g) ----> NaCl(s) + H2O(g)

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• [DOC File]Chapter 19 Worksheet 1

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  qp = H = mcalscal Tcal where cal refers to the calorimeter and s is the specific heat capacity. Often it is assumed that only the water (and not the container) absorbs the heat, in which case: qp = H = mwaterswater Twater (The specific heat capacity of water is 4.184 J/g-oC.) Spontaneous processes and the directionality of chemical reactions

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• [DOC File]Heating Curve Worksheet - Energy

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  c. Heat energy is being converted to potential energy. d. Heat energy is being converted to kinetic energy. EXPLAIN YOUR CHOICE: The temperature and therefore the kinetic energy are increasing at this time. 8) When this substance is melting, the temperature of the ice-water mixture remains constant because: a. Heat is not being absorbed. b.

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• Quia

  Honors Chemistry Worksheet – Formula Calculation. Show ALL work, significant figures, units, and labels in answering the following. Use dimensional analysis whenever possible. Write the empirical formula for the following compounds. 1) C. 6 H 6 2) C. 8 H 18 3) WO. 2 4) C. 2 H 6 O 2 5) X. 39 Y 13

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• [DOC File]Heat Calculations Worksheet - Socorro Independent School ...

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  Specific Heat Calculations Worksheet. In a heat calculation problem, if the problem asks about melting/freezing you would multiply the mass times _____. heat of fusion. heat of vaporization. or specific heat. In a heat calculation problem, if the problem asks about a change in temperature, you would multiply the mass times _____ times the ...

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• [DOC File]Activity 2.2.3 Heat Loss and Gain

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  Calculating Heat Loss/Gain: To calculate heat loss (or gain), the following formula will be used:, where. Q' is the heat loss in Btus per hour (Btu/H) U is the reciprocal of the R-Value, A is the area of the surface ∆T is the difference in temperature on either side of the wall. You may round the transmission load to the nearest whole number.

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• [DOC File]Temperature Conversion Worksheet

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  Temperature Conversion Worksheet. Formulas: Farenheit to Celsius. Co = 5/9(Fo-32) Celsius to Farenheit: Fo = 9/5 Co +32 . Celsius to Kelvin. Ko= Co + 273.15. Kelvin to Celsius: Co= Ko - 273.15. Use the formulas above to convert the temerpatures to different scales. Convert the following to Fahrenheit.

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• [DOC File]Activity 2.2.3 Heat Loss and Gain

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  Transmission Loads Worksheet.xls. R-Value Chart File. Example Engineering Weather Data Sheet – Belleville IL (NOAA), or local data. Procedure. Heat Loss from the Utility Shed. In this activity you will calculate the total heat transmission load measured in Btu/H for the Example Utility Shed shown in Drawing A1 using the Transmission Loads ...

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• [DOC File]Heat of Fusion and Vaporization—Worksheet #2

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  HW#5 Heat of Fusion and Vaporization . Remember: Heat energy can be “spent” on only one job at a time. Either it will cause a change in temperature or change of state. Is melting endothermic or exothermic? Explain. Is vaporization endothermic or exothermic? Explain. Calculate the amount of heat needed to melt 35.0 g of ice at 0 ºC.

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• [DOC File]HEAT Practice Problems

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  HEAT Practice Problems . Q = m x ∆T x C . 5.0 g of copper was heated from 20°C to 80°C. How much energy was used to heat Cu? (Specific heat capacity of Cu is 0.092 cal/g °C) How much heat is absorbed by 20g granite boulder as energy from the sun causes its temperature to change from 10°C to 29°C? (Specific heat capacity of granite is 0.1 ...

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• [DOC File]ENERGY CALCULATIONS

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  • 100,000 BTU’s of heat per square foot are required to heat the house for the winter • Natural gas sells for $5.00 per thousand cubic feet • One cubic foot of natural gas supplies 1000 BTU’s of heat energy • 1 kilowatt-hour of electricity supplies 10,000 BTU’s of heat energy • Electricity costs $50 per 500 kWh . a.

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