6 kWhkWh to joules Express your answer using two significant figures.   Convert 229 cal to Calories     162 cal to kilowatt-hours       34 kJkJ to calories         Express your answer using two significant figures.

Q: write the correct answer for the question

A: The reactions which releases energy, hence causing the temperature of the surroundings to rise are…

Q: An adult eats food whose nutritional energy totals approximately 2100 CalCal per day. The adult…

A: Given nutritional energy = 2100 cal Calories burnt = 1800 cal

Q: How many calories of heat (energy) would it take to heat 25.0 g of water from 35.0 °C to 45.0 °C?…

A: Given, Mass of water(m)= 25g Final temperature = 45°C Initial temperature = 35°C Temperature…

Q: How much heat energy is required to raise the temperature of 0.366 kg of copper from 23.0 ∘C to 60.0…

A: The heat energy required to raise the temperature can be calculated as follows,

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.97 kg sample…

A: We know that heat involved and specific heat capacity of a system are related by the equation- ∆H =…

Q: A lightbulb consumes energy at a rate of 80.0 joules per second. How long in seconds will it take…

A: rate of energy consumption = 80.0 J/secondEnergy consumption by bulb = 2.30105 Jtime required =?

Q: The nutritional information label for food items provides the calorie content and other nutritional…

A: Given: Donuts Composition:  Carbs = 32 g Fats = 12 g Proteins = 2g and Energy Value: Carbs = 17 KJ/g…

Q: A person uses 494.9 kcal of energy to run a race. Convert the energy used for the race to the…

A: First, we need to understand that 1 kcal is equivalent to 1 Calorie (with a capital 'C'). This is…

Q: One cup of soft-serve ice cream contains 43 g of carbohydrate, 11 g of protein, and 24 g of fat. How…

A: Given :  Mass of carbohydrate in ice cream = 43 g  Mass of protein in ice cream = 11 g  Mass of fat…

Q: A 228-g coin made of zinc is heated and placed in 100.0 g of water at 16.0°C. The temperature when…

A: The heat change during a chemical reaction is ; q=mc∆Tm=mass of substancec=specific heat…

Q: Edna ate one cup of corn chips, one cup of chicken a la king, and a nectarine for a total of 688…

A: Given, Total energy = 688 kcal mass of protein = 30 g mass of carbohydrate = 43 g mass of fat = 44 g…

Q: Calculate the kilocalories needed to heat 4.8kg of water from 22°C to 26°C.

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

Q: One hour of bicycle riding can require 500-900 kcal of energy, depending on the speed, the terrain,…

A: Given : rate of energy consumed = 505 Kcal/hr Mass of fat to lose = 21.0 lbs Energy of 1 g of fat =…

Q: None

A: Completed Table:| Food | Energy Content (kcal) | Energy Content (kJ) || Small apple | 95  | 397 ||…

Q: As a professional nerd I prefer to heat my coffee using a Bunsen burner.  Bunsen burners use methane…

A:

Q: Convert 231 cal to kj

A: Conversion factor is the ratio that provides the relation between distinct units of the same…

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: Convert 3.20 x 10' in nutritional Cal to units of kJ.

A: Given that,Energy in Cal = Convert into kJ.

Q: Complete the following table. Round each of your answers to 3 significant digits. energy content…

A: Relation between cal and kcal is given as One cal = 10-3 kcal Relation between kcal to kJ One kcal =…

Q: The cooling system in an automobile holds 10.0 L (11,100 g) of ethylene glycol antifreeze.  How much…

A: Mass of ethylene glycol (m) = 11,100 g Change in Temperature ΔT = 108.2 °C —18.8 °C = 89.4 °C…

Q: took 1217 J to raise the temperature of a sample of water from 12.7 °C to 27.5 °C. onvert 1217 J to…

A: One calorie = 4.184 joule

Q: In the US, nutritional energy is reported in Calories (Cal). One nutritional Calorie is equal to one…

A:

Q: Suppose you can climb stairs at a rate of 101 steps/min, which typically burns calories at a rate of…

A:

Q: For lunch, a patient consumed 3 oz of skinless chicken, 3 oz of broccoli, 1 medium banana, and 1 cup…

A: Skin less chicken 3oz (110) + broccoli 3oz(30) + 1medium banana(110) + 1cup of non fat milk (90).…

Q: he density of liquid oxygen at its boiling point is 1.14 kg/L , and its heat of vaporization is 213…

A: Heat of vaporization for 1 kg of liquid oxygen = 213 kJ

Q: Complete the following table. Round each of your answers to 3 significant digits. food a cup of…

A: The energy content when eaten = 314 kJ1 kcal = 1000 cal 1 kcal = 4.184 kJ

Q: Calculate the amount of heat needed to boil 146. g of water (H,0), beginning from a temperature of…

A: You will need to know the heat of fusion of water.   The molar heat of vapourization for water is…

Q: The energy needed to keep a 75-watt lightbulb burning for 1.0h is 270kJ. Calculate the energy…

A:

Q: Calculate the energy needed to heat the cube of silver, with a volume of 10.0^3cm, from 12 degrees…

A:

Q: Determine the total kilojoules in two tablespoons of crunchy peanut butter that contains 5g of…

A: Welcome to bartleby !

Q: it took 1096 J to raise the temperature of a sample of water from 12.5 c to 31.9 c convert 1096 j to…

A:

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: One hour of bicycle racing can require 500-900 kcal of energy, depending on the speed of the race,…

A: Given : Amount of energy required = 650.0 Kcal/hr 1 Kcal = 4.184 KJ Time of cycling = 175 mins  And…

Q: a 1.278 gram almond is burned following the procedure in the engery of an almonde . the flame caused…

A: we have to calculate  calories of energy released  kilocalories of energy released

Q: Complete the following table. Round each of your answers to 3 significant digits. food cal energy…

A: The objective of the question is to convert the energy content of food items from kilocalories…

Q: Calculate the kilocalories needed to heat 110g of water from 50°C to 71°C

A: mass of water (m) = 110 g = 0.110 kg Initial temperature (Ti) = 50°C Final temperature (Tf) = 71°C…