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Draw the condensed structural formula of benzyl acetate and circle the acetic acid part and the phenol part
a 2.40-g sample of a large biomolecule was dissolved in 12.0 g of carbon tetrachloride. the boiling point of this
Draw diagrams to show the various orientations in which a p orbital and a d orbital on adjacent atoms may form bonding and anti-bonding molecular orbitals.
Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point constant is 5.03°C · kg/mol, and the boiling point of pure carbon tetrachloride is 76.50°C.
The standard enthalpy of formation of n-octane is -249.95 kJ/mol. Compute the amount of heat liberated when 3.58 g of n-octane is burned completely with excess oxygen to form carbon dioxide and liquid water.
Chemical Syntheis can be characterized as consisting of three basic processes: making chemicals, isolating the products and characterization. Each process is carried out using one or more techniques. Match the following technique with the process.
Upon further analysis, the compound is found to be 25.305% C and 74.695% Cl. What is the molecular formula of the compound?
What is the concentration of ammonium ion in a pH 9 solution that forms when concentrated NaOH is added
Nitrogen gas when combined with hydrogen gas forms ammonia gas according to the following equation N2(g) + 3H2(g) = 2NH3(g). Delta H(rxn)=-56 kJ. The delta H(rxn) was determined using Hess's Law and the following three related reactions:
85.2 g sample of compound X4O10 contains 48.0 g of oxygen atoms. what is the molar mass of element x
A sample of nitrogen occupies a volume of 250mL at 27 degrees C and 700 mmHg of pressure. What will be its volume at STP?
Compute the composition of the crystals and the yield of the process. Also determine the composition of the mother liquor?
i in co2 the first excited vibrational level is 30 kjmol above the ground level. calculate the population in the first
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