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the density of plutonium metal is 19.84 g/cm3 , and the density of plutonium (IV) oxide is 11.46 g/cm3. over a period of 7-10 years, a 2.5-kg sample of plutonium metal stored at Los Alamos National Laboratory in New Mexico was converted to plutonium (IV) oxide by reaction with oxygen gas from air.
A) what happened to the volume of the sample?
B) what happened to the container?
The activation energy for the following reaction is 60. kJ/mol. Sn2+ + 2Co3+ → Sn4+ + 2Co2+ By what factor (how many times) will the rate constant increase.
what volume of 0.366M Ni(NO3)2 is required to completely react with 55.8 ml of 0.500M Na2CO3.
A certain reaction has an activation energy of 60.0 kj/mol and a frequency factor of A= 3.10×1012 M^-1s^-1 . What is the rate constant k , of this reaction at 30.0 Deg celsius?
determine the theoretical yield and the percent yield of ethanol if 684 g of sucrose undergoes fermentation and 349 g of ethanol is obtained
How many minutes would be required to electroplate 25.0 g of manganese by passing a constant current of 4.8 A through a solution containing MnO4 -
What is the pH of a 0.16M solution of a lactic acid. HC3H5O3
How many moles of (NH4)3PO4 are present in 100.0 mL of 2.50 M (NH4)3PO4?
The constant pressure molar heat capacities of ice and water are 37.7 J/ mol K and 75.3 J/ mol K respectively. The molar enthalpy of fusion of ice is 6.01 kJ/ mol at 0.00° C. The system consists of a 105 gram sample of H2O, initially in the form o..
A compound is heated to produce gas whose molecular mass is to be determined. The gas is collected by displacing water in a water filled flask inverted in a trough of water
how many grams of iron will react with water to form iron (III)oxide and 85 liters of hydrogen gas at 19 degrees celsius & 525 torr?
a mixture of three gases has a total of 756 mm Hg. If the pressure of nitrogen is 612 mm Hg and the pressure oxygen if 100 mm Hg, what is the pressure of the carbon dioxide gas in the mixture?
Explain The Chemistry of Food Composition, find the nutritional values/info in food from USDA Nutrient Data Laboratory?
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