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Melting-point ranges are determined in glass apparatus. This means that glass constitutes an impurity in the system. Why does the glass have no noticeable effect on the melting-point ranges?
that the density of all solutions is 1.00 g/mL, and the volumes are additive. calculate the q for the reaction and calculate q for the neutralization of one mole of NaOH
The decomposition of NO2 by the following reaction at some temperature proceeds at a rate 5.40 x 10-5 mol NO2/L.s when [NO2] = 0.00878 mol/L. 2 NO2(g) ® 2 NO(g) + O2(g)
Write out and label the oxidation half-reaction and the reduction half-reaction. b) Combine your balanced half-reactions to show the balanced total reaction. c) What is the oxidizing agent? What is the reducing agent?
What is the millimolar concentration of dissolved oxygen for a lake or stream under the partial pressure of oxygen and a temperature of 12 degrees Celsius?
A cylinder, with a piston pressing down with a constant pressure, is filled with 2.00 of a gas (), and its volume is 42.0 (). If 0.500 of gas leak out, and the pressure and temperature remain the same, what is the final volume of the gas inside th..
sucrose solution is allowed to react for 195 minutes then determine the mass of sucrose that is hydrolyzed?
What is the central atom for NH3, how many bonds are formed, what's the polarity and what's the direction of electronegativity
Other Kinds of titrations are possible in addition to acid-base titrations. For example, the concentration of a solution of potassium permanganate, KMnO4, can be determined by titration against a known amount of oxalic acid, H2C2O4, accoiding to t..
aluminum oxide used as an adsorbent or a catalyst for organic reactions forms when aluminum reacts with oxygen.4als
dissolved .31 grams of KHP in 25 ml of water and it required 15.5ml of NaOH to reach end of titration, how many moles of KHP were originally present before the addition of the NaOH?
1.00 mole of pure NOCl and .907 mole of pure Cl2 are placed in a 1.00-L container. Calculate the equilibrium concentration of Cl2(g).
What maximum mass of carbon dioxide is produced by the complete combustion of 10.0 kg of this fuel?
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