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In the following reaction, what mass of mercury(II) oxide, HgO, would be required to produce 473 L of oxygen, O2, measured at STP?
Calculate the values of E for the cell when the following volumes of the Ce^4+ titrant have been added. (Activity coefficients may be ignored as they tend to cancel when calculating concentrations of ratios.
Hydrocarbons are often reacted with steam to form H2, as shown for propane: C3H8(g) + 6 H2O(g) 3 CO2(g) + 10 H2(g) Calculate Kp for this reaction at a particular temperature
what volume of a 15.0% by mass NaOH solution, which has a density of 1.116 g/mL, should be used to make 5.3 L of an NaOH solution with a pH of 10.0
A 35.0 mL sample of gas is enclosed in a gas tight syringe at 22 degrees celsius. If the syringe is immersed in an ice bath at 0 degrees celsius, what is the new gas volume?
The linear molecule FeH2 has been observed in the gas phase. Assume that the iron atom can potentially use s, p, and d orbitals to interact with the hydrogens
write a detailed mechanism for the reaction of salicylic acid with acetic anhydride showing clearly the function of the catalyst, sulfuric acid.
Considering which elements are being oxidized and reduced, determine how many moles of electrons are transferred between the elements being oxidized and reduced
How much forested land would be needed to produce all of the given country's power? (Assume that the given country has little fossil resources.) Is this a sustainable alternative?
What is the pressure in the cell? The volume is reduced until the cell is essentially full of liquid n-butane with only a few bubbles of n-butane gas remaining. What is the pressure?
A 160.0 L helium tank contains pure helium at a pressure of 1870 psi and a temperature of 298 K. How many 3.5 L helium balloons can be filled from the tank
A 100 mL of a 0.100 M solution of vinegar (acetic acid, CH3COOH) is mixed with 100 mL of a 0.100 M baking soda (sodium bicarbonate) solution and a reaction proceeds that generates carbon dioxide, water and sodium acetate.
Barium azide is 62.04% Ba and 37.96% N by mass. Assuming that barium exists as its most stable cation in the above compound, what is the molecular formula of barium azide, how many nitrogen atoms compose an azide ion, what is the charge on an azid..
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