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In an acid/base titration, knowing that it took 13.14 mili litres of 0.1016 M sodium hydroxide, NaOH to reach the first endpoint of the titration,) from this information, mols of Phosphoric acid present in the sample is 1.335 mols. For the same titration that is given above, it took 28.05 mL to reach the second endpoint. determine how many mols of dihydrogen phosphate ion were present in the sample?
Determine what mass of titanium displaces 65.6mL of H 2 O at the temperature 25 degree Celsius if the density of titanium metal is 4.51 g/cm 3 at the temperature of 25 ° C .?
A cube of osmium metal 1.500cm on a side has a mass of 76.31g at 25°C. Calculate the mass of 0.1500L of benzene at this temperature.
Explain what health risks may arise people use this hot water in the preparation and cooking and what is the equilibrium constant for this reaction
Draw the enantiomer of proline which would give rise to the absolute stereochemistry and draw a proposed catalytic cycle for the transformation and how does the catalyst activate the substrate
Oleum or fuming sulfuric acid available commercially in concentrations ranging from 20 to 99.9% sulfur trioxide. Discuss at least three potentially hazardous features associated with concentrated sulfuric acid.
Compute the work done when 55.0 grams of tin mixes in excess acid at the pressure of 1.00 atm and at a temperature of 24°C.
Explain the use of nuclear isotope in medical field and Write a paragraph expaining what nuclear isotope can be used for medical purpose
Make a new solution with a total volume of 10.0 mL and How many moles are contained in 500.0 mL of solution
What technology or combination of technologies would you recommend for treating the following contaminated air streams?
Determine the value of pH of given solutions that are (a) a solution that is 0.40 M CH3CO2H, (b) a 0.40 M CH3CO2H solution, (c) 0.20 M NaCH3CO2. And explain your answer too?
Calculate approximately the heat released when you are given a chemical equation as 2-methyl-1-propene CH 3 ) 2 C CH 2 reacts
Determine what ventilation rate (minimum) in m3/hr will be essential to keep the carbon monoxide concentration in his garage from the dangerous level of 1600 ppmv? What is your answer in this case?
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