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Consider the titration of 30 mL of .025 M NH3 with .025 M HCl. Calculate the pH after the following volumes of titrant have been added.
A) 0 mL
B) 30.0 mL
From the following Information, calculate the standard change of enthalpy for the combustion of coal. Compound DeltaHf (kj/mol)
Calculate the concentration of HC2H3O2 or NH3 in each of the solutions you measured. By how many units did the pH of a solution of a weak base or acid
When a 2.00-g sample of KSCN is dissolved in water in a calorimeter that has a total heat capacity of 1.083 kJ·K-1, the temperature decreases by 0.460 K.
A 2.20 g sample of a large boimolecule was dissolved in 13.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule.
What is the kinetic energy in joules of a 1183 motorcycle moving at 63.
Calculate the equilibrium constant for the reaction - flask at a certain temperature according to the reaction
a solid,is thought to be either zinc or lead(2)nitrate.how are we going to determine the identity of the solid?
Please consider the reaction of 0.22M 2-iodopropane with tetramethylammonium fluoride (TMAF) in DMSO to give propylene. The reaction rate in the presence of 0.1M TMAF is 0.002 M/s, but it is 0.0058 M/s in the presence of 1.2M TMAF.
Draw the mechanism of Grignard Synthesis of Malachite Green. (Ensure that all mechanistic arrows are correctly drawn.) Show the following
Explain the following situations based on your gas solubility knowledge. a. It is a warm day and a manufacturing plant accidently spills heated wastewater into the White River. Dead fish are seen downstream from the plant.
balanced chemical equation for dehydration: k3[Fe(C2O4)3].3H2O --> K3[Fe(C2O4)3] + 3H2O results: weight of container 38.185g, weight of container and hydrated salt:
Calculate the amount of n2 gas released(in liters) when the diver returns to the surface of the water where the partial pressure of N2 is 0.80 atm
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