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Determine the density of an unknown liquid if the exact mass of 10.00 ml of this unknown at 25 0C is equal to 8.2148 g. (Report theanswer with the appropriate number of significant figures)
what is the ratio of acetate to acetic acid in a 0.1 m buffer at ph 4.75?what happens when 5 ml 0.1 m hcl is added to
report the total heat needed and the heat needed for each individual step in the process.
given the mass of chlorine as 26.0g and mass of aluminium as 31.0g. if you had excess chlorine how many moles of of
What is the ratio of enantiomers of 2-octanol in the product mixture? 55% (S) and 45% (R). However, I am not sure how to draw the structure of the major enantiomer produced in this reaction. Indicate the configuration of the stereogenic center usi..
If there is the possibilty that the container may rupture if the pressure exceeds 8.0 atm, at what temperature is rupture likely to occur?
How many grams of magnesium chloride, MgCl2, would be required to prepare a 0.2019 m MgCl2 solution by combining this compound with 0.2050 L of water (assume a density of 1.00 g/mL)?
A concentration cell consists of two H2/H+ half cells. Half cell A has H2 at 0.74 atm bubbling into 0.24 M HCl. Half cell B has H2 at 0.45 atm bubbling into 2.5 M HCl. What is the voltage of the cell
Starting with 0.86 moles of HF, calculate the number of moles of H2O that is produced by this balanced reaction.
Show how you can separate a racemic mixture of R,S-lactic acid in its pure enantiomers using a chiral amine of choice. Draw the reactions using structural formulas and describe the process
When 0.200g of a high-molecular-weight compound is dissolved in water to form 12.5mL of solution at 25 degrees celsius, the osmotic pressure of the solution is found to be 1.10x10^-3 atm. What is the molar mass of the compound
What is the Vmax of this enzyme when enzyme concentration equal to 0.3 mg ml-1? b) When the above reaction was carried out in the presence of 2.5 ?M inhibitor, the Vmax is 0.03 M sec-1. What kind of inhibitor is this. Justify your answer with prop..
If what makes an acid strong is the extent of dissociation, at what sorts of concentrations (high or low) do weak acids behave more like strong acids
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