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A 15.60-mL sample of potassium hydroxide solution is titrated tothe stoichiometric point with 18.00 mL of a 0.292 M solution of HNO3. What is the molarity of the sample of potassium hydroxide?
Given: The density of titanium metal is 4.51 g/cm3 at 25 C. What mass of titanium displaces 125.0ml of water at 25 C
The mysterious peptide X is a nonapeptide that cannot be sequenced by Edman degradation. However, it is susceptible to cleavage by proteases, and the resulting peptide fragments can be sequenced.
If 10.0mL of acetic acid, CH3COOH, is diluted with water to a total volume of 200.0mL, what is the percent by volume of acetic acid in the solution.
a gas sample has an original volume of 700 ml when collected at 750 mm and 25degc. what will be the volume of the gas
As a technician in a large pharmaceutical research firm, you need to produce 450.ml of 1.00M potassium phosphate buffer solution of pH = 7.13. The pKa of H2PO4 is 7.21.
Use the modified form of the Clausius-Clapeyron equation to estimate the boiling point of water at 24.0 torr pressure
Earth's ocean contain 3.5*10^8 mi^3 of water and cover an area of 1.4*10^8 mi^2. What is the volume of the ocean in cubic kilometers
the total average change in KE of gas molecules in the container is equal to the the sum of KE of an 8,0x10^-3 -Kg bullet with speed of 770 m/s. what is the Kelvin temp of the gas?
Find the number of moles of water that can be formed if you have 174 moles of hydrogen gas and 82 moles of oxygen gas.
A solution is made by mixing 12.0g of NaOH and 70.0mL of 0.200m HNO3. Calculate the concentration of OH- ion remaining in the solution.
A total of 2.00 mol of a compound is allowed to react in a foam coffee cup that contains 172 g of water. The reaction caused the temperature of the water to rise from 21.0 to 24.7 C. What is the enthalpy of this reaction
A gas originally at 30.0 C and 1.00 atm pressure in a 3.9L flask is cooled at constant pressure until the temperature is 11C. The new volume of the gas is _______ L.
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