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The element Vanadium is a solid bcc metal and room temperature and pressure. Please find the lattice parameter for metallic Vanadium and calculate its atomic radius from that value.
a 45 kg person drinks 390. g of milk which has a caloric value of approximately 3.0 kjg. if only 18 of the energy in
write a brief essay describe the benefits of using fusion reactions for nuclear energy instead of fission. also discuss
What is the percent ionization of a 0.060 M solution of benzoic acid ( a monoprotic acid with Ka= 6.5 * 10^-5)
A solution of a dye absorbs light of wavelength 480 nm, and for this absorption, the extinction coefficient is 18600 L/mol/cm. A sample of the dye of unknown concentration is placed in an optical cell of path length 1 cm
Which solution should be the most acidic? 1) Zn(NO3)2(aq) 2) Cd(NO3)2(aq) 3) Ga(NO3)3 (aq) 4) Hg(NO3)2(aq) 5) Al(NO3)3(aq)
Chromium metal can be produced from the high temperature reaction of Cr2O3 (chromium(III) oxide) with silicone or aluminum by the following reaction: Cr2O3+ 2Al ---------> 2Cr+ Al2O3
A sample of 1.42 g of Helium and an unweighed quantity of Oxygen are mixed in a flask at room temperature. The partial pressure of Helium is 42.5 torr and of oxygen is 158 torr.
Chemistry The rate of a first-order reaction is followed by spectroscopy, monitoring the absorption of a colored reactant at 520 nm. The reaction occurs in a 1.09-cm sample cell
1) Which of these electron configurations has the 4F term symbol for its ground state? p3 d3 d4 f2 f3
How many atoms of manganese (atomic mass 54.94 g/mol) ar contained in 6.16 attograms
which one of the liquids would you expect to have the lowest vapor pressure at room temperature?
Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 8.00 of aluminum sulfate, Express the number of moles of Al, S, O, and atoms numerically, separated by commas.
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