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The hydrogen produced in a reaction is collected over water as well as occupies 425mL at 18 ºC and 742torr. (a) Explain the volume of the dry hydrogen gas at STP? Look up the water vapor pressure at 18 ºC. (b) Explain what other information would you need to compute the molar volume of hydrogen at STP?
according to the following reaction how many grams of ammonia will be formed upon the complete reaction of 30.1 grams
granite rock has a specific heat capacity of 0.80 jmiddotdegc-1middotg-1. a 15 g rock was warmed by 202 j of energy
Titration of metal ion with EDTA. using the spreadsheet equation 11-11 to compute the curves (pM versys mL of EDTA added) for the titration of 10 mL of 1.00 mM M2+ (=Cd 2+ or Cu2+) with 10.0 mM EDTA at pH 5.00. Plot both curves on one graph.
What is the final state of the drink assuming instant heat transfer between the components (show how you arrived to this conclusion)
Calculate the sample of concentration. Is this an appropriate concentration for 1H NMR, 13C NMR or both?
The atomic mass of Potassium 39 is 38.96371 AMU. Calculate the binding energy for a mass of this nuclide using 1.008665 AMU for the mass of the neutron, 1.007276 AMU for the mass of the proton, 0.00054858 AMU for the mass of the electron
Calculate Keq for 2 moles of electron(s) in each half-reaction and a standard potential of 0.23 V
To identify a diatomic gas (x2), a researcher carried out the following experiment: She weighed an empty 4.8- bulb, then filled it with the gas at 1.40atm and 20.0 degC and weighed it again.
Which of the following would have a density of 1.21g/L at 7.0*C and 0.978 atm? Please explain why don't just give me the answer.
Consider the titration of 82.0 mL of 0.147 M Ba(OH)2 by 0.588 M HCl. Calculate the pH of the resulting solution after the following volumes of HCl have been added.
The density of helium gas at 273K and 1.00 atm is 1.76E-4 g/mL. What is the volume (in L) of a balloon containing 9.24 g of helium under the same conditions?
a research supervisor told a chemist to make 100 g of chlorobenzene from the reaction of benzene with chlorine and to
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