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Explain the molar solubility of an insoluble solid is 4.2 x10^-6M. Define the solid has the formula MX3 and dissociates according to the reaction below. Compute the Ksp for the substance.
MX3(s) M3+(aq) + 3X-(aq) Ksp =
predict the products formed (if any) and write the balanced molecular equation, complete ionic equation and net ionic equation.
formulate a complete mechanism for the thiamine-catalyzed conversion of benzaldehyde to benzoin
Draw two pictures. One of a graduated cylinder filled with liquid in which it is possible to read its volume as 10.oo ml and one of a second graduated cylinder filled with liquid
a) If the initial sample is 8.50 g, what mass of the original iridium-192 remains after 130 days? b) Estimate the half-life of the radioisotope. c) How many days would it take for one-fourth of the sample to decay?
Calculate the standard enthalpy of formation of liquid water (H2O) using the following thermochemical information
Describe an example of the how the structure of DNA or the transfer of genetic information impacted someone's life.
What volume (in liters) of 1.04 M KOH solution should be added to a 0.090 L solution containing 9.3 g of glutamic acid hydrochloride (Glu, FW=183.59; pKa1=2.23, pKa2 =4.42, pKa3=9.95) to get to pH 9.90?
How many moles of photons with a frequency of 1.22e14 hz are necessary to produce
A round bottom flask containing 30g of water at 25 C is attached to a vaccum line. The pressure in the flask is reduced until water in the flask begins to boil. Under these circumstances determine if G, H, S sys, S total are positive, negative or ..
Iodobenzene ( C6 H5 I, bp 188 C) Steam distills at 98.2 C. How many molecules of water are required to carry over 1 molecule of iodobenzene. how many grams of water per gram of iodobenzene
A mixture of gases contains 0.77 mol N2, 0.35 mol O2, and 0.12 mol CO2. If the total pressure of the mixture is 1.48 atm, what is the partial pressure of each component. N2 atm O2 atm CO2 atm
Calculate the heat energy released when 13.4 g of liquid mercury at 25.00 ^degree C is converted to solid mercury at its melting point. Please explain in detail & answer in kJ
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