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The solubility product constant of Mn(OH)2 is log Ksp=-12.72. Explain how many milligrams of Mn(OH)2 can be presented as dissolved form in 100.00mL of saturated solution?
the human eye contains a molecule called 11-cis-retinal that changes conformation when struck with light of sufficient
A sample consisting of 3.0 mol of ideal gas molecules at 200K at 2.00 atm is compressed reversibly and adiabatically until the temperature reaches 250K.
From an as a stock solution of 0.0169M six diluted solutions were made to these percentages- 0.4%, 1%, 2%, 4%, 6% and 10%. Explain what were the concentration levels in M of these solutions
Calculate the molarity of a solution made by adding 28.4mL of concentrated potassium hydroxide(34.5% by mass, density 1.46g/mL) to some water in volume metric flask, then adding water to the mark to make exactly 250mL of solution.
calculate the theoretical yield of when 108 g of c2h5cl reacts with 236 g of assuming that and react only to form
H2(g) + F2(g) 2HF(g) H = -542 kJ How many grams of H2(g) would have to react to produce 197 kJ of energy?
Solids do not "flow". What does this behavior imply about the speeds at which the individual solid particles are moving relative to each other?
Write ionic equations that illustrate how each pair of compounds can serve as a buffer pair. Do not include physical states and use the smallest possible integer coefficients.
Calculate the number of grams in each of the following: 0.520 mole NaCl 1.80 moles Na2C 0.250 mole H2O 4.10 moles CO2
methyl orange is an acid-base indicator. in dilute solution at ph greater than 4.4 it is yellow. at ph 3.2 the
How many grams of DRY alum can be obtained from 20.0g of aluminum when the reactions proceeds with 60.0% yield? How many grams of WET alum can be obtained from 20.0g of aluminum when the reactions proceeds with 60.0% yield
Substance A is a gray solid that consists of an alkaline earth element and carbon; the m% C in substance A is 37.5%. It reacts with substance B to form substances C and D. 4.0 x 10^16 (16th power) formula units of substance A weighs 4.26 microgram..
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