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A welder's acetylene tank has a volume of 75.0L. It is stored at a temperature of 23.24 degrees C and has a pressure of 7667kPa. How many moles of acetylene are in the tank?
the combustion of octane produces carbon dioxide and water. if you start with 10.0 mol of octane what mass of water in
It is the potential energy diagrams with the activation energy. When the question asks to circle the largest rate constant and smallest rate constant
while heating two different samples of water at sea level one boils at 102 c and one boils at 99.2 c. Calculate the percent error for each sample from the theoretical 100.0 c
n basic solution it gives ClO3- and ClO2- ions. 2ClO2(aq) + 2OH-(aq) ? ClO3-(aq) + ClO2- (aq) + H2O. To obtain the rate law for this reaction, the following experiments were run and, for each, the initial rate of the reaction of ClO2
hydrobromic acid + Aluminum hydroxide -> water + aluminum bromide was double displacement but i got it wrong. What type of reaction is this?
A mixture is prepared from 15.0 l of ammonia and 15.0 l chlorine measured at the same conditions these compounds react according to the following equation 2NH3+3Cl2---> N2+6HCl When the reaction is completed what is the volume of each gas
Balanced thermochemical equation and enthalpy diagram, The decomposition of zinc carbonate, ZnCO3(s), into zinc oxide, ZnO(s), and CO2(g) at a constant pressure requires the addition of 71.5kJ of heat per mole of ZnCO3.
An oxygen tank kept at 20 degree C contains 28.0 moles of oxygen and the duage reads 31.0 atm. after two weeks, the guage reads 10.5 atm how many moles of oxygen
calculate the percent (by volume) of air that is displaced if all of the liquid nitrogen evaporates.(liquid nitrogen has a density of 0.807 g/mL)
The solubility product of Mg(OH)2 is 1.2 x 10-11. What minimum OH- concentration must be attained to decrease the Mg2+ concentration in a solution of MgCl2 to less than 1.0 x 10-9 M.
A solution is prepared by dissolving 43.7 g cesium chloride in 60.0 g water. The volume of the solution is 63.3 mL.
The basic cycle for a steam power plant is shown by Fig 8.1. The turbine operates adiabatically with inlet steam at 6800 kPa and 550deg.C and the exhaust steam enters the condenser at 50deg.C with a quality of 0.96
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