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What volume of oxygen at 423.0 K and a pressure of 127.4 kPa is produced by the decomposition of 129.7 g of BaO2 to BaO and O2?
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Compute how many titanium atoms are there in 24.1 grams of titanium and also determine what is the mass in grams of 3.23E+23 atoms of titanium.
Calculate the work done by the system as a result of the reaction. The atmospheric pressure is 1.0 atm and the temperature 25 C.
Give the complete, step-wise mechanism for the acid catalyzed dehydration of 2-methyl-1-butanol. Account for the formation of all products
Explain the half life of 42K is 12.5 h. Explain how much will remain after 83 h if the original sample contained 256 g of 42K
A 0.2527-g sample of a mixture of Mg(OH)2 and Al(OH)3 was treated with 50.00 mL of 0.225 mol L^-1 HCl(aq). The resulting solution required 13.73 mL of 0.176 mol L^-1 NaOH(aq) to neutralize the excess, unreacted HCl. What was the percentage by mass..
Discuss how the gas phase of matter differs from the liquid and solid state. Why are gases able to be compressed to a much greater extent than liquids and solid
Calculate the number of grams of alcohol present in 1.00 L of 69 proof gin. The density of ethanol is 0.798 g/mL.
Compare and contrast conventional current regulations and oversights that exist in the United States with that of nonconventional medicine.
an iron bar of mass 869 - g cools from 90 oc to 5 oc gt calculate the heat released in kilojoules by the metal.
The enthalpy of vaporization of carbon tetrachloride is +30.0 kJ/mol at its normal boiling temperature of 80.7 K. Calculate the vapor pressure at 100 K
Question- Calculate the pH of the solution that results from each of the following mixtures. Part A 160.0mL of 0.25M HF with 220.0mL of 0.31M NaF Express your answer using two decimal places. Part B 185.0mL of 0.12M C2H5NH2 with 285.0mL of 0.22M C..
A 25-g sample of an alloy at 92 degrees celsius is placed in 50 grams of water at 20 degrees celsius. If the final temperature reached by the alloy sample and water is 27 degrees celsius.
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