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The enthalpy of combustion of acetylene C2H2 is C2H2(g) + 5/2O2(g) ->2CO2(g) + H2O(l) H°rxn= -1299 kJ Calculate the enthalpy of formation of acetylene, given the following enthalpies of formation H°f[CO2(g)] = -393.5 kJ/mol ,H°f[H2O(l)] = -285.8 kJ/mol
What mass of P4 is produced when 41.5 g of Ca3(PO4)2, 26.5 g of SiO2 and 7.80 g of C are reacted according to the equation: 2Ca3(PO4)2 + 6SiO2 + 10C ¼ P4 + 6CaSiO3 + 10C
Metal A was determined to be 95% extracted into methylene chloride with dethizone at pH6, when equal volumes of aqueous and non-aqueous solvents were used. what is the distribution ratio of A
Determine how much concentrated solution can you take to form 1.15 Litres of 0.105M Nitric acid by mixing with H 2 O?
Standard Enthalpies of Formation: acetic and AB2 = - 25.65 kCal/ mole,A++ = -8.65 k Cal/ mole,Temperature = 10 Degree Celsius determine pK,
Calculate approximately the value for the heat of sublimation of methane and calculate the pH for this solution
Considering the given equation 2 C8H18 + 25 O2 --> 16 CO2 + 18 H2O in which The combustion of octane produces carbon dioxide and water , determine the mass of water.
What is the limiting reagent in the reduction of C10H16O with NaBH4 assuming you initiate it with.1 g of sodium borohydride and .1 g of camphor?
121 cal of heat are added to 50.0 g of water initially at 15.0 (degrees celsius). What is the final temperature of the water.
The reaction between solid sodium and Iron (III) oxide is one in a series of reactions that inflates an automobile airbag.
Calculate the freezing point and boiling point of a soultion of 383g of glucose dissolved in 400. g of water.
Calculate the molar solubility of FeCO3 . How many grams of FeCO3 are present in 15.0 L of a saturated solution.
Find the volume of a molar solution - What volume of a 0.250 molar solution of silver nitrate, AgNO 3 , is required to react with 18.6g of potassium phosphate
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