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What is the percent by mass of aluminum chloride (AlCl3) prepared by dissolving 26.8g in 355.0ml of water? assume density of water is 1.00g/ml
Standard state is the physical state in which a substance is stable at 1 atm of pressure and a specified temperature
HCl solution to reach the methyl red endpoint. Calculate the weight percent NH3 in the aqueous water
if I weigh KHP to use in an experiment (to titrate with NaOH ) on a triple beam balance opposed to analytical scale to eventually find molar mass of unknown NH4 salt, what effect, if any, would this have on the accuracy of final results
At 125°C, Kp = 0.25 for the following reaction. 2 NaHCO3(s) Na2CO3(s) + CO2(g) + H2O(g) A 1.00 L flask containing 14.8 g NaHCO3 is evacuated and heated to 125°C.
discuss in detail the healthcare applications of chemical reactions. which chemical reactions would you consider to be
Type the half-cell reaction that takes place at the cathode for the iron-silver voltaic cell. Indicate physical states using the abbreviation (s), (l), or (g) for solid, liquid, or gas, respectively. Use (aq) for an aqueous solution. Do not forget..
The standard free energy of a reaction A is 87.4 kJ/mol (20.9 kcal/mol) at 298 K. Reaction B is ten million times faster than reaction A at the same temperature. The products of each reaction are 10.0 kJ/mol (2.39 kcal/mol) more stable than the re..
in the titration of 50.0 ml of 1.0 m methylamine ch3nh2 kb 4.4 10-4 with 0.50 m hcl calculate the ph under the
Choose any one chemical process industry, and describe various types of reactors used in that Industry. Diagrams and neat flow sheets may be included wherever they are relevant The student should critically anlyse the use of a particular type of r..
Write an equation showing how this buffer neutralizes added acid HI. Write an equation showing how this buffer neutralizes added acid Ba(OH)2
A 51.0 g sample of ethylene glycol, HOCH2CH2OH, is dissolved in 540.0 g of water. The vapor pressure of water at 32°C is 35.7 mm Hg. What is the vapor pressure of the water-ethylene glycol solution at 32°C? (ethylene glycol is nonvolatile.)
Formulate a conversion of 4-octyne to 4,5-dichlorooctane as shown in the equation below. You may use any inorganic reagent.
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