How many nutritional calories are there per gram of candy

Assignment Help Chemistry
Reference no: EM13687982

Problem- A researcher studying the nutritional value of a new candy places a 4.30-gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2.35 °C. If the heat capacity of the calorimeter is 44.50 kJ•K-1, how many nutritional Calories are there per gram of the candy?

I need help for above question. Show each steps for the above problem.

Reference no: EM13687982

Questions Cloud

The specific rate constant for the decay of tc-95 : Problem- The specific rate constant for the decay of Tc-95 (Technetium 95 is a radioactive isotope) Te is 0.0346 h-1. What is its half-life
Which is experimentally observed to follow the relationship : Problem- The gas phase reaction A + B ? C has a reaction rate which is experimentally observed to follow the relationship rate = k[A]2[B]. The overall order of the reaction
Provide the major resonance structures of the intermediate : Problem- Part 1. Provide the major resonance structures of the intermediate sigma complex in the reaction of the Salicyclic acid with a nitronium ion to form the 5 Nitro product
Explain initial concentration of y at constant temperature : Problem- A reaction is second order in X and zero order in Y. Doubling the initial concentration of X and having the initial concentration of Y at constant temperature causes the initial rate to:
How many nutritional calories are there per gram of candy : The observed temperature increase is 2.35 °C. If the heat capacity of the calorimeter is 44.50 kJ•K-1, how many nutritional Calories are there per gram of the candy
Calculate the concentrations of all species in a na2so3 : Problem- Calculate the concentrations of all species in a 0.290 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
Propose a reason for why 2,4-dnp or semicarbazone : Problem- Propose a reason for why 2,4-DNP or semicarbazone derivates usually precipitate out of their ethanolic solutions.
Explain why pan concentrations often peak : Problem- A by-product of Ethane C2H6 oxidation by O2 is acetaldehyde C2H4O. Acetaldehyde then produces a chemical called peroxyacetal nitrate or "PAN" (C2H3O3NO2), a nasty eye irritant.
Explain if glucose is transparent to visible light at 400wv : 3 charts are shown a.Absorbance at 2.0, b.absorbance at 0, and c.absorbance curve at 1 trending down to 0 all on the 400 to 700 scale. So if glucose is transparent to visible light at 400-700 wv. What would absorbance would be

Reviews

Write a Review

Chemistry Questions & Answers

  Explain how many ml of hcl will be used

If you use 25.0 mL of the 0.24M sodium hydroxide solution to titrate a 0.40 M solution, how many mL of HCl will be used

  Explain the product formed when 4-methylcyclohexanone

Explain what is the product formed when 4-methylcyclohexanone undergoes a nucleophilic addition with CH3Li and then it is treated with water

  State what is the change in the volume of the balloon

What is the change in the volume of the balloon as it ascends to 7000ft?

  Define what are the empirical and molecular formulas

Explain a compound contains only carbon, hydrogen and oxygen. Combustion of 0.01068 g of the compound yields 0.01601g CO2 as well as 0.00437g of H2O. The molar mass of the compound is 176.1g/mol. Define what are the empirical and molecular formula..

  Find out the commutates of the operators

Find out the commutates of the (a) operators d/dx and 1/x, (b) the position as well as momentum operators, (c) the operators d/dx andx2.

  Explain the chemistry of an ion-exchange chromotography

Based on the chemistry of an ion-exchange chromotography describe how you will calculate Mpc for your water samples.

  Explain the formation of one product in any one reaction

Considering the reactions, Al + H2O, Al + NaOH, and Al + HCL, suggest a possible test to confirm the formation of ONE product in any one reaction.

  Explain the ph change after addition of 1ml of 10n hcl

Tris base (pKa=8.1) was dissolved in .5L of water to give the final concentration of 1 M. How much does the pH change after addition of 1mL of 10N HCL

  In a well-fed adult camel this can weigh as much as thirty

in a well-fed adult camel this can weigh as much as thirty five kilograms. the metabolism of this fat enables the camel

  Explain hot concentrated sulfuric acid solution

Copper metal reacts with hot concentrated sulfuric acid solution to form aqueous copper (II) sulfate, sulfur dioxide gas, and water

  Explain mass of solvent per liter of solution

A. mass of solvent per liter of solution. B. mass of solute per liter of solution. C. mass of solute per liter of solvent. D. moles of solvent per liter of solute. E. moles of solute per liter of

  If clean magnesium metal burned in air it would form

if clean magnesium metal burned in air it would form magnesium oxide. suppose the magnesium had a this oxide coating.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd