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A hydrocarbon with molecular formula C13H20 is chiral as well as has a structure such that one of its give sp3 hybridized carbon atoms is attached to four different acyclic subunits with formula C3H5. Explain what is the structure of this hydrocarbon?
in a quench hardening process steel rods rho 7830 kgm3 cp 444 jkg.k and k 70 wm.k are heated in a furnace to 900oc
A 12-gram mixture of methane, CH4, and ethane, C2H6, is completely combusted in oxygen. If the total mass of H2O produced is 22.0 grams, what was the approximate mass of the methane in the original mixture?
Calculate the freezing point of a solution that contains 8.0 g of sucrose (C12H22O11) in 100. g of H2O. Kf for H2O = 1.86°C/m.
what effect could having too much compound in the capillary tube have on the observed melting point? a) the observed melting point would not change
How much heat is liberated by the combustion of 183 g of hydrogen? ΔHcomb = -286 kJ/mol.
Molecular Formula of a Compound from Percent Composition and Molar Mass, What is the molecular formula of a compund that contains 42.87%carbon, 3.598% hydrogen, 25.00% nitrogen
Two identical balloons are filled with the same volume, one with air and one with helium. The next day the volume of the air-filled balloon has decreased by 4.5%, by what percent has the volume of the helium-filled balloon decreased?
A lime-soda softening plant treats a flow of 150 MGD, and the water has 86 mg/l CO2. The commercial grade of quicklime has a purity of 85% and the soda ash has a purity of 95%.
Mesitylene is a liquid hydrocarbon. Burning 0.115 g of the compound in oxygen gives 0.379 g of CO2 and 0.1035 g of H2O. What is the empirical formula of Mesitylene?
draw an electron-dot structure for acetonitrile c2h3n which contains a carbon-nitrogen triple bond. how many electrons
Explain what is the final temperature of the beverage as well as spoon system? Presume no energy is lost from the system. Presume hot chocolate has the same heat capacity of water 4.18 J/gK as well as a density of 1.08 g/mL and the spoon has a hea..
in the formula for sodium phosphate na3po4 how many moles of sodium are represented? how many moles of phosphorus? how
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