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Question- What is the pH of 1) 0.001 M H2SO4 and 2) 0.001 M NaOH. What would be the resultant pH of a solution prepared by adding 25 ml of solution 1 to 20 ml of solution 2?
What is the pH of pure water at 37 degrees Celcius given Kw= 3.1 x 10^(-14) at this temperature.
I require expert help to solve the above question. Illustrate each and every step.
How many milliliters of a stock solution of 6.0 M of HNO3 would you have to use to prepare 110 mL of 0.500 M HNO3? If you dilute 10.0 mL of the stock solution to a final volume of 0.250 L, what will be the concentration of the diluted solution
How many grams of H2 are needed to produce 12.68g of NH3. Express your answer numerically in grams.
An unknown compound contains only C, H, and O. Combustion of 5.50 g of this compound prodced 11.0 g of CO2 and 4.50 g of H2O. What is the empirical formula of the unknown compound.
A fixed quantity of gas at 24 degrees celcius exhibits pressure of 735 torr and occupies a volume of 4.38 l. A. Use boyles law to calculate the volume the gas will occupy if the pressure is increased to 1.89 atm while the temperature is held consta..
akyl halides tend to be relatively non-polar covalent compounds. they dissolve in non-polar solvents but are insoluble
At 20° C, an aqueous solution that is 24.0% by mass in phosphorus pentachloride has density of 2.1 g/cm3. Assume 100 g total solution. what is the molarity of PCl5 in a solution
Question- A compound contains only boron and hydrogen and is 78.1% boron by mass. A gaseous sample of the compound has a density of 1.05 g/L at 901 torr and 107°C. What is the molecular formula of the compound
100.0mL of a K2HPO4 solution is titrated with 0.1187M NaOH. The endpoint is reached when 115.4mL of OH- has been added. Find out the mass of K2HPO4 dissolved in the original 100.0 mL H2O as well as the pH of the solution at the end point of the ti..
If a piece of aluminum with mass 3.90 g and a temperature of 99.3 degrees celcius is dropped into 10.0 cm cubed of water at 22.6 degrees celcius, what will be the final temperature of the system?
Problem- A student used a medicine dropper, instead of a toothpick, to spot the standard 4-cation solutions on the chromatographic paper.
For how many seconds must the electrolysis of CUSO4 (aq) solution be carried out, at a current of 2.25A, to deposit 2.41 g of copper (Cu) at the cathode
An ideal gas has a pressure of 4.19 atm, a temperature of 97.83 °C, and has a volumetric flow rate of 72.73 L/min, what is the molar flow rate of the gas
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