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Question- Using the following equation for the combustion of octane calculates the amount of moles of oxygen that reacts with 100.0 g of octane. The molar mass of octane is 114.33 g/mole. The molar mass of carbon dioxide is 44.0095 g/mole. 2 C8H18 + 25 O2 --> 16 CO2 + 18 H2O H°rxn = -11018 kJ
Any expert is able to provide answer for this problem in very short time
Draw an energy diagram for a reaction that starts with reactants whose energy is 20.0 kJ and has a ?H of 20.0 kJ. The activation energy for the reaction is 35.0 kj.
A titanium Bicycle frame displaces 0.314L of water as well as has a mass of 1.41kg. Explain what is the density of the titanium ing/cm3
More strong base is added until the equivalence point is reached. What is the pH of this solution at the equivalence point if the total volume is 38.0
Question- A 15.0g sample of granite initially at 86.0?C is immersed into 22.0g of water initially at 25.0?C. What is the final temperature of both substances when they reach thermal equilibrium? (For water, Cs=4.18J/g?C and for granite, Cs=0.790J/..
question if 5.20 ml of 0.1000 m naoh solution is needed to just neutralize excess acid after 20.00 ml of 0.1000 m hcl
Aluminum foil used for storing food weighs about 0.3g/in2. How many atoms are contained in one square inch of aluminum foil
Gallium crystallizes in a primitive cubic unit cell. The length of the unit cell edge is 3.70A. The radius of a Ga atom is how many A
A 27.2 mL sample of a solution of RbOH is neutralized by 16.12 mL of a 2.047 M solution of HBr. What is the molarity of the RbOH solution? Answer in units of M.
Molecular weights can be determined by freezing point depression measurements. A 6.0 g sample of a compound whose empirical formula is (CH2)x is dissolved in 200 g of benzene. The freezing point of the solution is 1.83 C below that of pure benzene..
List all possible bonds that can occur between the elements P, Cs, O, and H. Predict the type of bond (ionic, covalent, or polar covalent) one would expect to form for each bond.
How many moles of HIO3 are produced when 1.29 grams of ICl3 and 7.81 grams of H2O react
N-t-Bu-BN-indole undergoes electrophilic aromatic substitution regioselectively at the 3-position. Draw an orbital bonding diagram for N-t-Bu-BN-indole. Show only the p-orbitals that overlap in the aromatic p-system. Which lone pairs must be inclu..
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