A 0.0500-mol sample of a nutrient substance is burned in a bomb calorimeter containing 2.00 x 102 g H₂O. If the molar mass of this nutrient substance is 114 g/mol, what is the fuel value (in nutritional Cal) if the temperature of the water increased 4.70°C? Enter your answer in the provided box. kcal/g

A 0.0500-mol sample of a nutrient substance is burned in a bomb calorimeter containing 2.00 x 102 g H₂O. If the molar mass of this nutrient substance is 114 g/mol, what is the fuel value (in nutritional Cal) if the temperature of the water increased 4.70°C? Enter your answer in the provided box. kcal/g

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Estimate the number of Calories in 36 crackers of wheat crackers, which contains 2 g of protein, 20 g of carbohydrates, and 6 g of fat. [Hint: One gram of protein or one gram of carbohydrate typically releases about 4 Cal/g, while fat releases 9 Cal/g.] Report your answer to 1 significant figure. Cal
A 0.2500g sample of a pretzel is burned. The heat it gives off is used to heat 50.00g of water from 10.0 C to 42.0 C. What is the caloric value of the pretzel in kcal/g?
A serving of soup contains 4.0 g4.0 g of fat, 16.0 g16.0 g of carbohydrates, and 2.0 g2.0 g of protein. Determine how many Calories (Cal) are contained in this serving. number of Calories:
Data Table Mg (s) MgO (s) Initial Temperature of HCI (aq) ("C) Final Temperature of solution ("C) Change in temperature ("C) 23.0 23.0 34.8 38.0 11.8 15.0 Mass of substance 0.13 0.97 (g) Concentration of HCI (aq) = 1.00mol/L Volume of HCI (ag) used in each trial = 0.050L
The nutrition label for a can of soup states that each serving contains 1.9 g of fat, 7.8 g of carbohydrates, and 3.0 g of protein. How many Calories are in each serving of the soup?
Use your data to calculate the number of Calories in a 3.4 g sugar cube. (Molecular mass of sugar = 342.2965 g/mol; ΔHcomb sugar = 5639 kJ/mol; 1 Calorie = 1 Kcal)
Carbohydrates serve as a vital source of chemical energy to the human body. Carbohydrates are broken down into smaller units of glucose, among other sugars, providing energy to various muscles and organs, including the brain. On. every 10.0 g of carbohydrates consumed, the body will store 170 kJ of energy. average, for Convert this energy value to kilocalories (kcal). 170 kJ = kcal. help 10:23 PM 10715/2030 terms of use contact us privacy policy about us careers
A 5.71 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee cup calorimeter. Before placing the sample in the water, the temperature of the salt and water is 23.72 °C. After the salt has completely dissolved, the temperature of the solution is 28.54 °C. What quantity in moles of the unknown salt were used in the reaction?
In a coffee cup calorimeter with a heat capacity of 21.5 J/ºC, 225 mL of 0.20 M KOH at 22.3 ºC neutralizes 225 mL of 0.20 M HCl at 22.3 ºC. After the reaction occurs, the temperature of the resulting mixture is 29.2 ºC. The density of the final solution is 1.00 g/mL and the specific heat is 4.18 J/g°C. Calculate the Heat of neutralization of KOH.
Suppose you burn a 2.4 g sample of potato chips. You use the heat given off from that process to heat 26.5 g of water from 17.7 oC to 20.2 oC. What is the caloric value (in kcal/g) of the potato chips?
2. A patient receives 2.5 L of intravenous (IV) glucose solution. If the liquid contains 5.0 g glucose per 100.0 mL of solution, then calculate the number of kilocalories that the patient receives from the glucose solution. Note, the caloric value of glucose is 4 kcal/g.
It took 16641664 J to raise the temperature of a sample of water from 12.512.5 °C to 34.534.5 °C. Convert 16641664 J to calories.