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Explain what is the molar standard Gibbs free energy for the formation of water vapor from hydrogen gas as well as oxygen gas at 400k?
Calculate the mass of zinc iodide formed when you have 1.o grams of zinc metal and 1.0 grams of iodide crystals
The dipole moment of HI is 0.42D . What is the dipole moment of HI in C.m. Express your answer in Coulomb-meters to three significant figures.
Assuming the final concentration of chloride anion after the addition of hcl (precipitation step) was 0.1M what is the remaining concentration of Ag in the solution
Octane has a density of .692 g/ml at 20 degrees Celsius. how many grams of O2 are required to burn 1.00 gal of C8H18.
what is the maximum number of grams of [Co(NH3)6]Cl3 that can be produced?
A flask contains 14.182 grams of nitrogen monoxide (NO), 19.628 g of (CO2), and 29.543 g of (SO3). The total pressure in the flask is measured to be 35.9 at,. What is the partial pressure of sulfur trioxide in the flask
Explain the specific heat of iron metal is 0.450J/g-K. Explain how many J of heat are needed to raise the temperature of a 1.05-kg block of iron from 25.0°C to 88.5°C
What is the osmotic pressure at 22 C of an aqueous solution that contains 4.35 g of urea (NH2CONH2) dissolved in 100 ml of solution
Explain the effect of the following experimental errors on your results: a) You add hexane to the reaction flask instead of 1-hexene b) You use 3% hydrogen peroxide instead of 30% c) You forget to add potassium carbonate in the seperation step.
The activity of a radioactive sample is the number of nuclear disintegrations per second, which is equal to the first-order rate constant times the number of radio-active nuclei present.
Radioactive element X decays to element Y with decay constant -0.3. Y decays to stable element Z with decay constant -0.2. Explain what is the system of differential equations for the amounts x(t), y(t), z(t) of the elements X, Y, Z respectively, ..
The small bubbles that form on the bottom of a water pot that is being heated (before boiling) are due to dissolved air coming out of solution.Use Henry's law and the solubilities given below to calculate the total volume of nitrogen and oxygen ga..
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