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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.
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 what is the product formed when 4-methylcyclohexanone undergoes a nucleophilic addition with CH3Li and then it is treated with water
What is the change in the volume of the balloon as it ascends to 7000ft?
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 (a) operators d/dx and 1/x, (b) the position as well as momentum operators, (c) the operators d/dx andx2.
Based on the chemistry of an ion-exchange chromotography describe how you will calculate Mpc for your water samples.
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.
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 five kilograms. the metabolism of this fat enables the camel
Copper metal reacts with hot concentrated sulfuric acid solution to form aqueous copper (II) sulfate, sulfur dioxide gas, and water
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 magnesium oxide. suppose the magnesium had a this oxide coating.
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