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Air is 21% by vol oxygen. Oxygen has a density of 1.31 g/l what is the volume in liters of a room that holds enough air to contain 75kg of oxygen
Two spectral lines occur at 576.8217 nm and 577.1432 nm. If a grating monochromator has a reciprocal linear dispersion, D^-1, of 2.4 nm/mm, what is the maximum slit width, in mm, needed to achieve baseline seperation.
What is the maximum age of a sample that can be measured by 14C dating if the error of measurement is 0.5%
Write the reduction half-reaction occuring at the C(s) electrode. (Include physical states of reactants and products.)
Conversion of aqueous formaldehyde to methylene glycol? Assuming that you have formaldehyde, CH2O, fully solubilized in water at a temperature of 200 degrees F, is the first order and natural reaction
In standardizing a solution, what would happen if instead of putting HCl solution into a buret and standardized NaOH solution into a beaker when performing a titration
2. (a) Calculate the value of critical radius ratio for coordination number of 4 in an ionic compound (that is, convince yourself by calculation that the value given in the text is correct.) (b) repeat for a coordination number of 8.
CO(g) + CL2(g) react to COCL2(g) (CO = 0.0102mol/L) (CL2 = 0.00609mol/L) equilibrium at 600k. Calculate concentrations of CO and COCL2 at equilibrium
What mass of copper nitrate would be produced from the complete reaction of 45.6 g of copper, according to the chemical reaction shown below? Cu + 2 AgNO_3 ----> Cu(NO_3)_2 + 2 Ag
the pH of solution B is 9.2, then solution B has how many fold more or less H+ ions than does solution A?
calculate the atom economy and reaction efficiency of the synthesis of camphor to from isoborneol
chcooh harr ch3coo- h write the equilibrium expression for the reaction. what is the concentration of h if the ph is
You will need two series of standard solutions to calibrate your ion-selective electrodes - one series for sodium and one for calcium.
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