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Question- If you separated the supernatant from part a) above and treated this supernatant with 3.0 M HCl would a precipitate of PbCl2 be observed? Rationalize your answer mathematically.
Explain each and every step in detail I need proficient help in the above problems
Calculate the initial concentrations of [SCN-] IONS and Fe3+ ions when a solution was prepared by mixing 3.00 more of 0.00280 M KSCN, 6.00 more of 0.250 M Fe(NO3)3 and 16.00 more of 0.050 M HNO3
If 4.00 L of HCl(g) at 1.00 barr and 273K and 26.0g of I2(s) are transferred to a 12.00 L reaction vessel and heated to 25C, what will the equilibrium concentrations of HCl, HI, and Cl2 be? Kc = 1.6 x 10^-34 at 25C for 2HCl(g) + I2(s) 2HI(g) + C..
Give the balanced equation for the reaction- exothermic formation of 1 mol of sodium chloride from its elements
For the reaction Na2CO3(aq)+2HCl(aq)= 2NaCl(aq)+CO2(g)+H2O(l), suppose you have 100 mL of 3.80M Na2CO3. How many milliliters of 0.920 M HCl would you have to add to the sodium to consume the Na2CO3 completely
Draw an oxygen consumption cruve for a suspension of isolated mitochondria when the following compounds are added in the indicated order. With the addition of each compound all of the previously added compounds remain present
You titrated 1.740 g of a solid unknown acid that was dissolved in 100.0 mL of distilled water; the initial pH value was 2.5. You found that pH=pKa=4.2 when 12.50 mL of NaOH had been added. The concentration of the sodium hydroxide was 0.500 M.
Above what Fe2+ concentration will Fe(OH)2 precipitate from a buffer solution that has a pH of 9.99? The Ksp of Fe(OH)2
Describe the preparation of 1 liter of a 0.75M acetate buffer, pH 4.50, starting from a 1.50 M solution of acetic acid and solid KOH pellets, M.W.=56 (pKa=4.75)
Write an equation for determining the average atomic mass number of an element that has two isotopes. Isotope 1 has a relative abundance of 33%, and isotope 2 has a relative abundance of 66%.
determine the density of an unknown liquid if the exact mass of 10.00 ml of this unknown at 25 0c is equal to 8.2148 g.
Which two reagents below would you choose to synthesize 3-ethyl-2-phenyl-2-pentene using the Wittig procedure? (triphenylphosphine, solvents, and a base are provided)
With respect to VSEPR theory, how does the number of electrons groups on the central atom determine the molecule's shape. How are the bond angles affected by the presence of non-bonding electrons and -bonds
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