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The concentration of a biomolecule inside a rod-shaped prokaryotic cell is 0.0029 M. Calculate the number of molecules inside the cell, which is 3.6um long and 1.2 um in diameter.
compute the partition coefficient for the compound between C 6 H 14 and H 2 O (Kphexane/water).
Acetylsalicylic acid (aspirin), HC9H7O4, is the most widely used pain reliever and fever reducer in the world. Find the pH of 0.018 M aqueous aspirin at body temperature (Ka at 37°C = 3.6 10-4).
The reactant concentration in a zero-order reaction was 7.00×10-2 after 105 and 1.50×10-2 after 350 . What is the rate constant for this reaction.
Compute How many mg of the compound P do you have in 20ml of 4% (w/v) solution of P
Suppose that a 4.0 L sample of gas at 1.0 atm is heated from 44°C to 53°C, during this process the volume doubles. What will the final pressure of the gas sample be
Describe each reaction and provide the name of all the chemical formula involved for each number.
A sample of gas occupies 10.5 L at 600 torr and 50C. What volume will it occupy at STP?
A patient needs 2.70×10^-2 of a sulfa drug. There are 8.00 tablets in stock. How many tablets should be given?
CO (5.00 g) and CO2 (5.00 g) were placed in a 750.0 mL container at 50.0 °C. Calculate the total pressure in the container.
Determine How hot should be the air in a ballon be heated if it has initially a volume of 750. L at the temperature of 20 degree celsius and the final volume must be 1,000.l
What is the value of Ksp for Ag2SO4 if 5.54 g is soluble in 1.00 L of water?
You have a 48.9 g sample of water at the temperature of -60.0 degrees celcius. How much energy is required to: a) heat the ice to 0 degrees celcius
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