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Combustion of C12H22O11(s)(sucrose or "table sugar") produces CO2(g)and H2O(l).
When 3.76 g of sucrose is combusted in a constant volume (bomb) calorimeter, 62.0 kJ of heat is liberated.
Calculate ΔE for the combustion of 2.30g of sucrose.
describe an incident fire spill explosion etc you have experienced or research one on the internet professional journal
A voltaic cell is based on the reaction Sn + I2 = Sn2+ + 2I-.
How would the Rf values change if you used pure dichloromethane ( no methanol ) as the mobile phase for the TLC separation of curcumin
Prepare 2.0 L of 0.02 M acetic acid from 4.0 M acetic acid and nanopure water. How many L or mL do you need to make this
How many significant figures can you accurately report in the values for Ksp that you calculated in Parts 2 and 3 of the experiment? Are the two values different from each other to that number of significant figures
The observed rotation of a solution of 1.2 g of a compound in 10 mL of water is -6.9 degrees. If the pathlength is 10 cm, what is the specific rotation of the compound
Describe the bonding in a) KSCN, b) Fe(NO3)3, c) and the product of the reaction between a) and b). 2. Write net ionic equations for all positive reactions that take place.
What is the approximate pH of a solution of the salt NH4(O2CCH3) Ammonium Acetate? No calculations, only reasoning needed.
When a certain unknown hydrocarbon is completely combusted with excess oxygen, it is observed that 1.12 L of H2O gas and 3.36 L of CO2 are produced at STP. What is the empirical formula of the unknown hydrocarbon
A balloon filled with 5.00 L of He is under 3.00 atm of pressure at 315 K. What will happen to the volume of the gas if the temperature drops to 255 K and the pressure changes to 1.50 atm.
Problem- Nutritional tables give the potassium content of a standard apple as 159 mg. There are about 3 apples/Ib. How many grams of potassium are in 40.36 kg of apples
3.00 mole of Ne has a total pressure of 24.5 atm at 25 degrees C. How many moles of He are in the flask?
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