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A sample of 1.800 grams of octane, C8H18, was burned in a bomb calorimeter whose total heat capacity = 11.66 kJ/°C. The temperature of the calorimeter plus contents raised from 21.12°C to 29.85 degree Celsius. determine the heat of combustion per gram of octane and the heat of combustion per mole of octane?
Compute the mass of an electron if the difference in the mass of 100 moles each of sodium atoms and sodium ions is 5.48002 grams?
How much 0.20mol/L sodium hydroxide should be combined to this buffer to raise the pH to 5.1? If the same amount of 0.20 mol/L sodium hydroxide were combined to 250mL of deionized H 2 O, Determine New pH?
The mass of an Argon atom is more than that of a Helium atom. Does that mean that because of Argon has larger mass, it exerts a higher pressure on the walls of container than Helium at the same volume, molar density and temperature? Give explanati..
you just need to find out Which Substance (given) will be to fall to the bottom of the beaker by combining them with H 2 O In A Beaker?
How many mL Hydrochloric acid of 0.1 M must be added to 100 mL of a 0.2 M solution of tris base to form a buffer ( pH 7.8)?
Explain the structure for 4-ethyl-2,3-dimethyl-2-heptene?
A sample of 2.376 g ether (The compound known as diethyl ether [(C2H5)2O], commonly referred to as ether, contains carbon, hydrogen, and oxygen) was combusted in an oxygen rich environment to produce 2.887 g of H2O (g) and 5.643 g of CO2 (g).
What will be the average atomic mass of element A if percentage abundance of these two isotopes are 48.17 % and 51.83 % respectively. ?
Find the value of Pressure - How much more pressure will the gas exert if the temperature is raised to 44.1°C?
Compute the mass of Trisodium phosphate required to remove all Ca^2+ ions from 2.50 Litres of the H 2 O sample?
Calculate how many joules are needed to heat and calculate the theoretical volumes of 1.0 M Tris base?
This assignment inhibits chemistry Laboratory Questions.
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