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A 10.ml sample of aqueous HCL requires 24.32ml of 0.134M NaOH to reach the endpoint. What is the molar concentration of HCL? The equation for the reaction
Say, for example, that you had prepared a Buffer, in which you mixed 8.203 g of sodium acetate, NaC2H3O2, with 100 ml of 1.O M acetic acid. What would be the initial pH of Buffer C.
In one experiment, 11.5 g of NO formed when 112.4 g of each reactant was used. What is the highest percent yield of N2 that can be expected?
When 0.490 kJ of heat is added to the gas, it expands and does 211 J of work on the surroundings. What is the value of delta H and delta E for this process?
Draw a mechanism to demonstrate how pyridine catalyzes the hydrolysis of acetic anhydride to two molecule of acetic acid. Is this reaction reversible?
for the reaction given below the frequency factor a is 8.7 1012 s-1 and the activation energy is 63 kjmol.nog o3g rarr
How many moles of N2O3 are needed so that you have 2.55 x 1024 oxygen atoms.
Problem- If 2.65 g of n2h4 reacts and produces .750 L of n2, at 295k and 1.00 atm what is the percent yield of the reaction
In an acid/base titration, knowing that it took 13.14 mili litres of 0.1016 M sodium hydroxide, NaOH to reach the first endpoint of the titration,) from this information, mols of Phosphoric acid present in the sample is 1.335 mols.
An ideal gas is allowed to expand from 8.40L to 12.6L at constant temperature. By what factor does the volume increase. The pressure will increase by same factor
Determine de yield or recovery percent in the synthesis of an adduct made with 0.10 mL of furan and 0.20g of maleic anhydride.
a sample of oxygen that occupies 1.00X 10^6 ml at 575 mm hg is subjected to a pressure of 1.25 atm. what will the final volume of the sample be if the temperature is held constant?
Use the appropriate standard reduction potentials to calculate the value of k at 25 degrees celcius for this reaction NiO(s)+2Cl-(aq)+4H+(aq)->Cl2(g)+Ni^+2(aq)+2H2O(l)
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