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Assume that ethanol (C2H5OH) of 160 grams at the temperature of 27 degrees Celsius is added with ethanol of 280 grams at the temperature 82 degree Celsius at constant atmospheric pressure in a thermally insulated vessel. Determine What is the ? Ssys for the process?(if it is given the specific heat capacity for ethanol is 2.42 J/g K.) express your answer in units of J/K
Application of Avogadro's law - To evaluate the volume of a gas using Avogadro's Law.
Find the volume of oxygen gas required to react completely with iron and Calculate the volume of oxygen gas at STP that is required to completely react with 61.0 g of iron.
Find the amount of known substance present in the mixture and determine the mass of calcium carbonate present in original mixture.
Compute How many mg of the compound P do you have in 20ml of 4% (w/v) solution of P
This is the given reaction CaC2(s) + 2H2O(l) = C2H2(g) + Ca(OH)2(aq) determine How much H2O is needed If 48 g of CaC2 are consumed in this reaction?
A container (8.65-L ) holds two gases mixture at 31 °C. The partial pressures of gas X and gas Y, respectively, are 0.206 atm and 0.867 atm. If 0.200 mol a third gas is added with no change in temperature or volume determine the total pressure be..
CHEM 354 Extended Problems, The variation of EMF for the cell below with temperature is shown in the graph below.
Determine the numbers of moles of S8 that are required to make 0.600 moles of SF4.
What is the mass of one mole of the gas when the density of a gas is 0.0151 g/mL at 150 degrees Celsius and 1.50 atmospheres?
Chemical Kinetics - Predict the rate law of a reaction based on the mechanism of the reaction - What is the overall reaction and Predict the rate law based on the mechanism.
Gas stoichiometry and Percentage of calcium carbonate in the sample
Compute the number of moles of sodium hydroxide ( NaOH ) in 23.75cm 3 of 0.150moldm -3
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