2116.16 J of energy is equivalent to how many calories?

Q: The specific heat capacity of aluminum is 0.214 cal/g °C.. How many calories of heat are necessary…

A: Please find your solution below : Calorimetry is a branch of science which deals with the…

Q: Please help me show all the work as I will be using this to study, double and triple check your…

A: Temperature change can be calculated as follows:

Q: What is the kinetic energy in J and cal of a 45-g golf ball moving at 61 m/s?   168 J, 40 cal B.…

A: Given, Mass of golf ball = 45g

Q: Sodium acetate dissolves readily in water according to the following equation. NaC2H3O2 (s) →>…

A: The heat of a reaction or enthalpy of a reaction is the enthalpy change, which takes place at…

Q: The temperature of an object increases by 25.9 °C when it absorbs 3703 J of heat. Calculate the heat…

A: Given data, heat absorbed=3703 J. Temperature of object increases by 25.9℃. We know ,Heat capacity…

Q: When NH3(g) reacts with N20(g) according to the following reaction, 107.3 kcal of energy are evolved…

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Q: how many calories (cal) are equivalent to 7.25 kJ? (1 cal = 4.184 J )

A: Recall the relation between calorie and joule        1 cal=4.184 J We have to find the equivalents…

Q: The internal energy of a gas changes from 12 calories to 15 calories when 8 calories of heat is…

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Q: considering the equation: AB(s) +C2(g) --> A(s) + C2B(g) The ∆Sf° for AB(s) and C2B(g) is -12.8…

A: Given ∆Sf° AB(s) = -12.8 kcal C2B (g) = -8.02 kcal ∆Hf° AB(s) = -12.7 kcal C2B (g) = -4.93 kcal

Q: Define energy and explain the importance of energy inchemistry

A: In simple terms energy is defined as the capacity for doing work. Energy can neither be created nor…

Q: A 35.04 g sample of a substance is initially at 26.0 °C. After absorbing 1639 J of heat, the…

A: Use farmula of relationship Q,m, c , ΔT

Q: The temperature of a sample of iron increased by 23.4 °C Substance Specific heat J/(g °C) when 269 J…

A:

Q: Convert between energy units.a. 231 cal to kJ b. 132 * 104 kJ to kcalc. 4.99 * 103 kJ to kWh d. 2.88…

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Q: Calculate the heat capacity, in calories per degree, of 28.4 g of lead. Specific heat of lead is…

A: 1- First we will determine the heat capacity in J/°C  We know that,  Heat capacity = [ specific heat…

Q: convert 255.0 calories to Joules. (1 cal = 4.184J)

A: Solution:- Given - 255.0 calories.  We have to calculate how many joules in 255.0 calories.

Q: Convert 176 Calories (Big C) to joules. (1c = 4.184J and 1C = 1000c

A: Energy of a substance can be expressed in different units. SI unit of energy is joule. The given…

Q: Metal Specific Heat (J/goC) Calcium 0.647 Iron 0.449 Silver 0.235 Gold 0.129 Refer to the…

A: Given: The mass of the sample = 55.5 g The amount of heat absorbed = 0.500 kJ The increase in…

Q: TRUE OR FALSE 1. Heat flow is a directional quantity. Heat flows from a warmer body to a colder…

A: When there is a temperature gradient exist, heat will always flow. That means that when there is…

Q: The nutritional Calorie is equal to 10 calories.

A: Calorie: Energy is expressed in units of calorie. For the survive on the earth, human body requires…

Q: 10. How many grams of water (c=4.18 J/g-C) can be taken from 4°C t8 97 2133 JUUle 11. A 33.54 gram…

A: The heat of a reaction is the amount of energy released or absorbed during the course of a reaction.…

Q: What is the value 685 kJ in units of cal? O 2.87x10° cal O 1.64x105 cal O 0.164 cal O 2.87x10° cal O…

A: kilojoules(kJ) and calories(Cal) are units of energy. The relation between kJ and Cal is as follows-…

Q: Convert 27.0 kJ to calories. Hint: Notice the little c in calories. 1 calorie = 4.184 joules 1…

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Q: How many calories are required to raise the temperature of a 73.0 g sample of gold from 26.0 °C to…

A: q = mc∆T  q is the amount of heat energy required  m is the mass of substance  c is the specific…

Q: Calculate the quantity of energy needed to raise the temperature of 500mL EtOH from 0.00 (degrees)C…

A: Mass of ethanol = volume x density = 500 mL x 0.80 g /mL = 400 g.

Q: When one mole of C6H6C6H6 is burned, 3.27 MJ3.27 MJ of heat is produced. When the heat from burning…

A: The number of moles of C6H6 is 1 mol. The heat released is 3.27 MJ. The weight of C6H6 is 7.87 g.…

Q: 2. 677 grams of ethanol (2.57 J/g°C) starts at a temperature of 2°C. If energy is added to raise its…

A:

Q: 10. Five samples of copper, aluminum, iron, gold and silver are at the same initial temperature with…

A: To Calculate the amount of heat absorb by using formula, By formula, q = m. c . ∆T or q = m. c…

Q: convert 123 J to calories 515 cal 34.2 cal 443 cal 29.4 cal

A: Given  123 J

Q: Rank the kinetic energy of each from lowest to highest. A 9.5 mg insect moving at 17.6 cm/s.  A 10.3…

A: Kinetic energy of a substance can be using the below mentioned formula,  Where m is the mass of the…

Q: How many Joules are there in 7101 calories?

A: Given :- energy = 7101 calories  To calculate :- energy in joules

Q: Calculate the kinetic energy of 150-g baseball moving at a speed of 40. m/s (89 mph). a) 6.0 J…

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Q: amount of heat required to raise 1 g of water 1°C    a. BTU b. calorie c. joule d. kJ

A: The mass of water in gram = 1 g The temperature of water  = 1oC

Q: 9.) Use Hess's law to calculate AG°rxn using the following information. NO(g) + 0(g) → NO2(g) 2…

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Q: l in the blank with the correct terms. ne freezing of a substance is an process, and it is a change…

A:

Q: In an insulated container, a 100 g X metal at 150 °C is dipped into 1000 mL water (specific heat =…

A: Specific heat is defined as the amount of heat required for the unit mass of a substance to raise…

Q: What is the change in temperature in deg. C of 24.5 g of ethyl alcohol that is heated with 310.2…

A:

Q: A coffee-cup calorimeter shown here is an example of what type of system? A) open system B) closed…

A: Coffee cup calorimeter is constant pressure calorimeter and is used for determination of specific…

Q: How many Joules are there in 2231 calories? (1 cal = 4.184 J)

A: Given: The amount of energy is 2231 calories 1 calorie is equal to 4.184 joules (J)

Q: Calorimetry Chart Mass of Food 20.7 g 3.2 g Mass of Food residue (after burning) Volume of water…

A: Here, food item was burned and subsequently heat of water increases . thus we see rise in…

Q: An unknown metal has a mass of 61.3 g. When 672 J of heat Metal Specific heat (J/g C) are added to…

A: Given: Mass of metal = 61.3 g Heat added = 672 J Change in temperature = 24.4°C

Q: The complete combustion of propane gas can be represented as a. 2 C3H8 + 7 O2→ 2 C + 2 CO2 + 8 H2O +…

A: Correct choice is option (C)  Pls use 5O2 instead of 10O2 because total Of atom is 10 in the product…

Q: Measurement of Energy Results: Temp. Initial Final ml Substance Weight Differenc calories cal/gm…

A: To calculate energy, we would use the given formula :  Q ( heat gained by water ) = m × C × dT

Q: 1 kilojoule (kJ) = 1,000 joules (J) 1 kilocalorie (kcal) = 1,000 calories (cal) 1 calorie = 4.14 J…

A: Applying basic rule of unit conversion.

Q: 15.6 g of carbon graphite releases 49.2 J of heat and the temperature changes from 29.7 °C to 25.3…

A: Given- Specific heat capacity of a substance is the amount of heat required to raise one gram of the…

Q: water in a container at a temperature of 30 °C. Ciron = 0.444 J/g °C Cwater = 4.184 J/g °C Pwater=1…

A: Mass of iron = 20 g Initial temperature of iron = 120oC Volume of water = 300 mL Initial temperature…

Q: A pint of premium ice cream can contain 1100 Calories. What mass of fat, in grams, must be produced…

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Q: True or False?  Consider 1 mole of gas A and 1 mole of gas B mixed together inside a rigid 1.0 L…

A: the kinetic energy of gas molecule is dependent on absolute temperature of the gas. The gas…

Q: Iron (III) oxide decomposed into iron and oxygen gas, 1.70 X 10^3 kJ of heat was absorbed. How many…

A:

Q: . Which of the following refers to a process where energy leaves the system?  A.Work B.Exothermic…

A: Energy leaves the system means that heat release. So,