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Draw the structure of the product that is formed when methyl propanoate undergoes a reaction with an excess of PhMgBr and then is treated with water.
The initial temperature of the calorimeter is 23.0. If 6.30 of is added to the calorimeter, what will be the final temperature of the solution in the calorimeter?
Elemental analysis of the solid suggested the composition C9H10O3. The solid melted at 117 °C and gave the following nmr spectra and the ir spectrum. What is this material and why and how did it come to be in both of these sources?
24.6g of a hydrated salt of MgSO4.XH20, gives 12.0g of anhydrous MgSO4 on heating. What is the value of x?
At 1000 deg. K, a sample of pure NO2 gas decomposes. 2NO2(g)f/r2NO(g) + O2(g) The equilibrium constant Kp is 158. analysis shows that the partial pressure of O2 is 0.14 atm at equilibrium.
A .499 mol sample of graphite was heated with 2.16 mol oxygen gas to form carbon dioxide. Graphite is the limiting reagent in this reaction. Calculate the total moles of gas present after the reaction?
a 325 ml sample of solution contains 25.3 g of CaCl2. calculate molar concentration of Cl- in this solution
Calculate the corresponding entropy for each state. d) Calculate the temperature for each state.
Rutherford fired positively charged particles at metal foil and concluded that most of the mass of an atom was..a) in the electrons.
The bonding in BF3 requires formation of hybrid orbitals on boron. If the molecule is oriented in the xy plane, what is the identity of the unfilled p orbital on boron.
Determine the limiting reactant in each of the following reactions. Circle (Just label) the formula for the limiting reactant in each problem.
58.0 mL of a 1.30 M solution is diluted to a volume of 228 mL. A 114-mL portion of that solution is diluted using 141 mL of water.
In combustion studies of the use of H2 as an alternative fuel, HO is sometimes formed in flames by the reaction, H(g) + 1/2 O2(g) HO(g) Use the data below to calculate the value of Kc
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