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Vitamin C contains 40.92% C, 4.58% H, and 54.5% O by mass. What is the empirical formula of Vitamin C?
Add electron dots and charges as necessary to show the reaction of potassium and bromine to form an ionic compound.
Find delta H for the solution of one mole of NaOH in H2O If calorimeter constant is 11 cal/deg C
what is the titer of the iodine solution of the .1137 sample of pure ascorbic acid 26.75 ml i2 required to reach starch
what does it mean to manipulate the solubility of insoluble organic compounds by salt formation
starch and buffer and the total volume was made up to 500 ml with distilled water. The solution turned blue 9 indicating the presence of I2) in 1.8 minutes. Calculate the initial rate of disappearance of H2O2 in units of M min^-1 to two significan..
Metallic aluminum reacts with MnO2 at elevated temperatures to form manganese metal and aluminum oxide. A mixture of the two reactants is 67.2% mole percent Aluminum. Find the theoretical yield(in grams) of manganese from the reaction of 270 grams..
A 195mg sample of a non-electrolyte isolated from throat lozenges was dissolved in enough water to make 10.0mL of solution at 25 degrees Celsius. The osmotic pressure of the resulting solution was 4.83atm. Calculate the molar mass of the compound.
A 0.0355 g sample of an unknown molecular compound is dissolved in 1.000 g of liquid camphor at 200.0°C. Upon cooling, the camphor freezes at 157.7°C. Calculate the molar mass of the unknown compound.
A student has analyzed several 1 nL volume samples of a 10-12 M solution. What is the expected precision due to Poisson statistics
What is the IUPAC name of the most minor product formed when 3-methyl-2-hexanol undergoes elimination with sulfuric acid
Modern instrumental techniques are capable of detecting lead in a milliliter sample at picomolar concentration. How many moles of lead are in the sample
On the basis of your answer from part b, what knowledge can you have of the position of the electron. Can you relate this to the shape of the potential
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