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Explain how to correct for the partial of water vapor when calculating the partial pressure of a dry gas is collected over water?
Multiple choice questions in nuclear chemistry - which equation represents the balanced nuclear equation
When strontium bromide (SrBr2) is heated in a stream of chlorine gas, it is completely converted to strontium chloride
A pressure cooker can be used to cook foods quickly under high pressure. The temperature inside a pressure cooker is 116 degrees celsius. Calculate the vapor pressure of water inside the pressure cooker.
1.00 x 10-2 M Mg(NO3)2 and 250 ml of 1.00 x 10-1 M NaF.Calculate the concentrations of Mg2+ and F- at equilibrium with solid MgF2 (Ksp of MgF2 = 6.4 x 10-9).
For each of the following processes, decide whether it is spontaneous or non-spontaneous.
A powder contains FeSO4·7H2O (molar mass = 278.01 g/mol) among other components. A 3.585-g sample of the powder was dissolved in HNO3 and heated to convert all iron to Fe3
A sample of gas inside a 150 mL piston has an initial temperature of 550 K and pressure of 8.0 atm. As the piston expands to 650 mL, the pressure decreases to 1.5 atm.
The equilibrium concentration of I2 is 0.0900M. What is the equilibrium constant, Kc , for the reaction at this temperature?
How many kilojoules of heat is required to completely covert 70.0 grams of water at 66.0° C to steam at 100°C?
What is the total number of moles of electrons transferred in this reaction: 2 C7H16O + 21 O2 = 16 H2O + 14 CO2? What is the oxidation and reduction pathway?
Doubling the distance between an individual and the source of radiation reduces the radiation exposure to one-fourth the original value.
A 12.4 g sample of CaCl2 is dissolved in 112 g of water, with both substances at 25.0°C. Calculate the final temperature of the solution assuming no heat lost to the surroundings and assuming the solution has a specific heat capacity of 4.18 J/°C·..
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