13.68  g   Calculate the energy content of the food in kilocalories/gram. Peanut:  ___________ Marshmallow    ________

Q: 10 o For lunch, a patient consumed 3 oz of steak, 3 oz of broccol, 1 medium apple, and 1 cup of…

A: Living systems acquire energy from their diets and different types of food items may have different…

Q: Initial mass of food sample (g) 1.93 Final mass of food sample (g) 0.4: Initial temperature of water…

A: Given: Mass of Water =113.65g The initial temperature of water= 22.00 oC The final temperature of…

Q: Macmillan Learning Revell SECOND EDITION q= A chemist dissolved an 12.7-g sample of KOH in 100.0…

A: Given,  Mass of the sample, m1 = 12.7 g  Mass of water, m2 = 100 g  Specific heat of water, C =…

Q: Part A A sample of iron absorbs 66.8 J of heat, upon which the temperature of the sample increases…

A: Given  Specific heat capacity of Iron = 0.45  Jg-1 K-1  Change in temperature=28.7°C - 21.9°C =…

Q: The energy content of food is typically determined using a bomb calorimeter. Consider the combustion…

A: Since Q = CΔT  where Q = heat  C = heat capacity = 2.67 kJ/°C ΔT = change in temperature = 26.1 -…

Q: A 200.0 g tin rod is heated to 178.0 degrees C and then is placed into an insulated vessel…

A:

Q: When 1 mol of methane is burned at constant pressure, -890 kJ/mol of energy is released as eat. If a…

A: Mole is equal to weight of substance divide by it's molar mass

Q: I love to cook! I have two frying pans. One is made of iron which has a specific heat capacity of…

A: More the specific heat of a substance more it cause resistance for the change in temperature.

Q: The table lists the specific heat values of several substances. Substance Specific heat (cal/g.°C)…

A: Heat energy is given by q = m * C * ΔT where q = heat energy m = mass of the substance C = specific…

Q: A sample of gold absorbs 34.8 kJ of heat, resulting in a temperature rise of 65.0°C, determine the…

A:

Q: is stored energy. O a Potential Energy O b Thermal Energy Kinetic Energy Chemical Energy

A: The right answer is option a) Potential energy

Q: The temperature of a 16.5 g sample of gold increases from 21.3°C to 38°C. If the specific heat of…

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Q: Chemistry Calculate A)Mass of cold water (g) B)Mass of hot water (g) C)Calorimeter constant (J/C).

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Q: Question 12 of 41 > A 1599 kg car is traveling down the road at 95.4 km/h. While traveling at this…

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Q: Le specific heat of titanium calcul

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 236.0 mg sample…

A: We know that q = mc∆T ....(1)  q = heat required = 3.7 J, ∆T = increase in temperature = 11.6 °C…

Q: A 76.6 g piece of metal at 82.0°C is placed in 137 g of water at 21.0°C contained in a calorimeter.…

A: Mass of metal = 76.6 g  Initial temperature of metal = 82.0 °C  Mass of water = 137 g  Initial…

Q: Mass of can (g) 12.62 Mass of can and water (g) 102.04 Initial mass of food sample (g) 1.92 Final…

A: Hi, as you have posted a question with multiple subparts and have not mentioned which subpart you…

Q: Macmillan L A student places a block of hot metal into a coffee cup calorimeter containing 152.6 g…

A: Given, mass of water = 152.6 g initial temp. = 21.8 °C final temp. = 37.0 °C We know, specific heat…

Q: Calculation of Calories per Mass of Food   Quantity Mass of can (g) 12.623 mass of can and water (g)…

A: As per conservation of energy, total heat lost by burning the food is utilized in increasing the…

Q: he specific heat of a human is approximately 3.47 J/g. °C and normal body temperature is 37.0 °C. If…

A: The rise in the body temperature is to be calculated. Specific Heat = 3.47 J/g-CoMass = 165 lb1 cal…

Q: An 850 g piece of copper metal is heated to 100∞C and dropped into a calorimeter containing 275 g of…

A: It is given that 850 g of copper metal was at a temperature of 100°C and 275 g of water was at a…

Q: 12. a. An ice-cold piece of aluminum metal is added to 50.0 g of hot water. Given the average…

A: The mass of water is 50.0 g. The initial temperature and final temperature of water is 100°C and…

Q: Three-layer of wedding cake approximately weights 500grams has 425g carbohydrates, 50g fats and 25g…

A: Given Grams of carbohydrates = 425 g Grams of fat = 50 g Grams of protein = 25 g Note: Energy source…

Q: A sample of aluminum metal absorbs 10.3 J of heat, upon which the temperature of the sample…

A: Heat absorbed by aluminum metal (q) =10.3 J Change in Temperature(Δ T)  = 30.5°C — 23.2°C   = 7.3 °…

Q: When 1 mole of N₂ (g) reacts with H₂(g) to form NH3 (g) according to the following equation, 92.2 kJ…

A: Answer :  Given that, the reaction is  N2(g) + H2(g) → NH3(g) Mole of N2 = 1 mol. Energy evolved =…

Q: Results, and calculations: Complete the table below, using Fe as the metal Wt. of Calorimeter Wt. of…

A: Given:

Q: A bomb calorimeter, or a constant volume calorimeter, is a device often used to determine the heat…

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Q: Volume of cold water 35.1 mL Temp of cold water 18.2 oC Volume of hot water 35.1 mL…

A: The heat lost(qlost) by hot water can be calculated using equation (1). In this equation, m…

Q: How much heat is required to raise the temperature of 25.6 g of water from -25 °C to 125 °C? heat:

A: Mass of water = 25.6 gInitial temperature = -25oCFinal temperature = 125oCWe have to calculate the…

Q: Calculations for the Specific Heat for an Unknown Metal   Trial 1 Trial 2 Mass of unknown metal (g)…

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Q: A block of aluminum of unknown mass has an initial temperature of 58.6°C. The aluminum is immersed…

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Q: 10) Consider the following specific heats of metals. If the same amount of heat is added to 25.0 g…

A: Amount of heat,Q required to change the temperature of a substance of mass ,m and specific heat…

Q: mass of water

A:

Q: 2

A: The heat in a calorimeter, qcal is given as : The heat change of a reaction in a calorimeter, qrxn…

Q: If a system absorbs heat from its surrounding, the thermochemical process is described as being __.…

A: There are two types of processes defined based on the heat transfer  1) Exothermic  2) Endothermic

Q: A50g of metal was heated to boiling water (100-C) and droppe inside a calorimetr containing 100g of…

A: Mass of water = 100 gInitial temperature of water(Ti) = 25oCFinal temperature of water(Tf) =…

Q: A system has an initial energy of 117 Joules. The energy equation includes -40.1 J of heat and 20.3…

A:

Q: A sample of a metal weighing 18.3 g was heated to 99.9°C, then placed into a calorimeter containing…

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Q: how much heat is required to raise the temperature of 5.0 g of aluminum from 25.0 c to 300.0 c

A: The objective of this question is to calculate the amount of heat required to raise the temperature…

Q: Use the interactive to observe the temperature change that results from burning various fuels in a…

A: Given data: Heat capacity of bomb calorimeter = 9.96 kJ/ °C Initial temperature = 20 °C Final…

Q: A plant carries out photosynthesis. System: Direction of energy transfer: (endo or exothermic)

A: The solution is given below -