Complete the following table. Round each of your answers to 3 significant digits. energy content when eaten food cal kcal kJ a cup of chicken noodle soup 7.50 x 10 a small apple 125. 126. a raw carrot

Q: If 89 J of heat is added to a pure gold coin with a mass of 20 g. what is the temperature change?…

A: Given question of values = -gold coin mass =20gm . Represent of mass = m  -specific heat capacity of…

Q: How many times does a 60.0 kg person need to climb a 10.0 stairway to "work off"each excess Cal…

A: Given , Weight of person = 60.0 kg

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 194.0 g sample…

A: Mass of sample = 194 gram Initial temperature = - 8.3℃ Final Temperature , T2 = 4.5 ℃ Change in…

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: Carlys meal is 834 total kcals. Her meal is 54% carbohydrate, 25% protein, and 21% fat how many…

A: Let the mass of the food be x g. Amount of carbohydrate present in the food = 0.54x g Amount of…

Q: a chemical reaction releases 55.2 kcal. how many kilojoules does this correspond to

A: Amount of energy released = 55.2 kcal

Q: In a 1m3 sample of air, 3g of water that was heated so that all 3g evaporated. How many calories of…

A: 1m3 sample of air, 3g of water

Q: A gram of gasoline produces 45.0 kJ of energy when burned. Gasoline has a density of 0.77 g/mL. How…

A: The energy released by 1 g of gasoline = 45.0 kJDensity of gasoline = 0.77 g/mLVolume of gasoline =…

Q: Calculate the kinetic energy of a 235. mg raindrop moving at a speed of 6.9 Round your answer to 2…

A: mass of raindrop = 235 mg =235×10-3 gspeed = 6.9 ms

Q: In metric terms, a typical automobile averages 5.72 km/L of gasoline burned. Gasoline has a heat of…

A:

Q: A 59.6 g piece of hot iron is placed in 153.2 g of water with an initial temperature of 24.5°C. The…

A:

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: If a wheelchair-marathon racer moving at 13.1 miles per hour expends energy at a rate of 655…

A: Given ;   Racer move=13.1 miles/hour  Expands energy=655 cal/hour  Energy required to complete…

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: A 46.4 g piece of hot iron is placed in 154.1 g of water with an initial temperature of 24.4°C. The…

A:

Q: A pan containing 1000 g of water is heated from 20 C to 100 C . Calculate the number of calories…

A: The number of calories needed to heat 1000g of water from 20°C to 100°C  may be calculated by using…

Q: cal energy content when eaten 5 1.15 X 10 0 0 kcal 1 85.0 0 kJ 0 188.

A:

Q: a 0.2500g sample of a pretzel is burned . The heat it gives off is used to heat 50.00g of water from…

A: Amount of heat liberated: It is calculated as,

Q: A piece of a mysterious metal has a mass of 455g. It was determined that its heat capacity is 34.3…

A: The heat capacity of a given substance is defined as the amount to heat required to raise the…

Q: 90. A 100-g block of iron metal and 100 g of water are each warmed to 75 °C and placed into two…

A: There are few terms which should be known to answer this question. Specific heat: It is the heat…

Q: C 1. Explain how you know whether this graph is exothermic or endothermic. Heat (J) Temperature (°C)

A: Answer

Q: A serving of fish contains 60 g protein and 18 g of fat. If protein has a caloric value of 4 kcal/g…

A:

Q: 9.69 x 10^6 J = ? Kcal

A: Given :-  energy = 9.69 x 106 J  To convert :-  The above energy in Kcal

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

A: Answer:This question is based on unit conversion where value of energy from one unit needs to be…

Q: A When sodium is exposed to chlorine, a violent chemical reaction occurs and sodium chloride (salt)…

A:

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: Complete each row of the table below by filling in the missing prefix or missing exponent. J 1 n J…

A:

Q: Burning one gram of gasoline produces 47.9 kJ of energy. Express the heat energy In kilocalories (…

A: The given information is as follows: The gasoline produces energy = 47.9 kJ The energy produced in…

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

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

Q: 1. A student claimed that the flat C lines on the graph occur when the energy is being used to…

A: A phase diagram is a type of map used in physical chemistry, engineering, mineralogy, and materials…

Q: 44. Convert 355 kJ to mJ. Express your answer using 3 significant figures. 355 kJ = Answer mJ

A: According to the metric system, the following conversion is obtained: 1 kJ (kilojoules) = 106 mJ…

Q: How much heat is required to raise the temperature of 22.6 g of water from -15 °C to 145 °C? heat:…

A: Given the mass of water is 222.6 gInitial temperature is -15oC.Final temperature is 145oC.How much…

Q: The combustion of solid glucose with oxygen gas produces carbon dioxide gas and water vapor. This…

A: The balanced chemical equation for the combustion of glucose can be written as: C6H12O6(s) + 6O2(g)…

Q: a 43g of chocolate has 2.10 x 102 calories. convert this energy to units of joules

A: Given data, 43g of chocolate has 2.10 x 102 calories.

Q: A 135 g sample of gold originally at 40.8 °C was heated with 161 calories. The specific heat of gold…

A:

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: Convert 15.00 kJ to calories (cal). 15.00 kJ = Convert 203 kcal to kilojoules (kJ). 203 kcal

A: Given here energy in unit of kJ and kcal and we are asked to convert themin cal and kJ the energies…

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: 6 kWhkWh to joules Express your answer using two significant figures.   Convert 229 cal to…

A: In this question, we need to convert the given value from one unit to another unit using the…

Q: D 1. A student claimed that the kinetic energy of E to F is lower than the kinetic energy of A to B.…

A: The following graph is know as the heating curve in which with temperature various phase changes are…

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

A:

Q: calculate the heat, in kcal, required to raise the temperature of 35.6 g of water from 10 degrees…

A: The heat capacity of water states that when the temperature of 1 g of water is raised by 1 degree…

Q: Aspirin: LD so = 200. mg/kg (orally in rats) 1. For a toddler weighing 24.63 lb, the lethal dose of…

A:

Q: A 0.82 g corn chip burns and heats 50 g of water from 22.1 degrees C to 27.8 degrees * C . If 0.23 g…

A:

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.