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An experiment requires 42.5 g of sulfuric acid, which is easier to measure by volume than by mass. What volume in mL should be measured out, if the density of the sulfuric acid is 1.84 g/cm^3?
how can we calculate the weight of CaCO3 per 10^6 ml unknown sample.the weight of CaCO3 per 25 ml of unknown sample is 5.71*10^-3
what is the pH of a buffered sysem made by dissolving 17.42 g of KH2PO4 and 20.41 g of K2HPO4 in water to give a volume of 200.0 mL
The first step of the fischer esterification involves protonation of the oxygen of the carboxylic acid by the acid catalyst:
The solubility of silver carbonate is 33.5 mg/L. What is it molar solubility and what is its Ksp?
7.50 mL of 0.125 M HCl is added to the 100.0 mL of the buffer solution. Calculate the new [NH3] and [NH4Cl] for the buffer solution. Calculate the new pH of the solution.
Use standard enthalpies of formation to calculate the enthalpy changes in each of the following equations: A) Solid magnesium carbonate decomposes when strongly heated into solid magnesium oxide and carbon dioxide gas.
An ideal gas is allowed to expand from 8.40L to 12.6L at constant temperature. By what factor does the volume increase. The pressure will increase by same factor
Describe complexation in terms of the Lewis acid-base theory, crystal field theory, and valence bond thoery
How many grams of a sugar (MW 180 g/mol) must be dissolved in 50 mL of aqueous solution to produce an osmotic pressure of 250 toor. The sugar does not dissociate.
Will a precipitate of Mg(OH)2 form when 25 mL of 0.010 M NaOH is combined with 75 mL of a 0.10M Solution of magnesium chloride
The outdoor concentration of radon is 1 pCi/L. Develop a mass balance for this problem and estimate the steady-state radon concentration in the crawl space (in pCi/L).
How many milliliters of ammonium sulfate solution having a concentration of 0.411 M are needed to react completely with 61.4 mL of 1.24 M sodium hydroxide solution. The net ionic equation for the reaction is
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