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A solution of oxalic acid (COOH)2. 2H2O is prepared by dissolving 0.63g of acid in 250mL of the solution. Compute : 1) molarity 2)normality of the solution
State an equation showing the reaction of acetylsalicylic acid with sodium bicarbonate. Explain what happens when this reaction mixture is treated with hydrochloric acid. (Reaction equation would be appropriate)
Styrene, phenylethene, is treated with H3PO4, an acid whose conjugate base is a poor nucleophile.
The DHfus of ethanol (C2H5OH) is 4.60 kJ/mol. How many kilojoules of heat are required to melt 24.5 g of ethanol at its freezing point.
The voltage meter reads +0.63 volts. Write out the reaction equation, then calculate the standard reduction potential of Fresnium.
Write a partial decay series for {\rm Th}-232 undergoing the following sequential decays: \alpha , \beta , \beta , \alpha . Part A \alpha -decay Express your answer as a nuclear equation.
Combustion of 5.23 mg of phenol yields, 14.67 mg CO2 and 3.01 mg of H2O. Phenol contains only C, H and O. Based on the emperical formula of phenol what is the total number of atoms of carbon in one molecule of phenol
How long would you need to sample from a concentration of 1000 PPM using a flow rate of 50 ml/minute to collect 100 mg of material?
in a reaction at equilibrium the partial presssure of so2 is 117 torr and that of cl2 is 255 torr. what is the partial
To find the mass of water use the density of water = 1.0 g/mL. I have looked at multipule different solutions that have already been worked but have not been able to get the correct answer no matter how many different ways i got about getting it.
how many moles of glucose, C6H12O6 can be burned when 60.0 mol of O2 is available?
A buffer solution contains .11 mol of acetic acid and .14 mol of sodium acetate in 1.00 L what is the pH of the buffer after adding 3*10^-2 mol of KOH
A 0.13 M solution of a weak monoprotic acid has a pH of 4.11. what is the Ka of this weak monoprotic acid
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