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A) Calculate the reaction quotient Qsp for the salt MX in a solution prepared by mixing 25.0 mL of a 2.10E-8M solution of the cation and 25.0 mL of a 3.00E-7M solution of the anion. Enter your answer in scientific notation with two decimal places.
B) If the value of the solubility product constant Ksp for the salt described in the previous question is 4.40E-16, will the salt precipitate? Yes or No and why
Calculate the concentrations of all species present, the pH, and the pecent dissociation of HCN
Aluminum reacts with oxygen gas in a combination reaction to produce aluminum oxide. How many moles of oxygen gas are needed to react with 1.64 moles of aluminum
How many grams of methane CH4(g) must be combusted to heat 1.00 kg of water from 25 degrees celsius to 88 degrees celsius, assuming H2O (l) as a product and 100% efficiency in heat transfer
assuming the unknown acid has one acidic proton per molecule, what is the molecular formula of the unknown acid?
Thin-layer chromatography - Explain how you should apply a spot of compound to the TLC plate in order to get the best results. How do you know if you have overloaded your TLC plate. Why is this a problem
heated in a stream of hydrogen until it was completely converted to the metal, If the metal weighed 1.68g, what is the formula of the iron oxide? (fe =56, O = 16)
Draw the repeat unit of the copolymer used for artificial skin growth, which is formed by condensation polymerization of lactic acid and glycolic acid.
PCBs are transported through the environment in the vapor phase to Lake Superior. Let's assume that the flux to this lake is almost all due to rainfall, which has an average PCB concentration of 30 ng/L. The average depth of Lake Superior is 150 m..
Gold has a density of 19.3g/ml .suppose you have 100.0 glonkins of gold., what volume in liters will the gold occupy.
when copper(II) hydroxide is heated it dehydrates, losing one molecule of water and forming copper(II) oxide.
How will you find the equilibrium contant between the reaction of the strong acid and base? Help please
the solubility of oxygen in lakes high in the rocky mountains is affected by the altitude. if the solubility of o2
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