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Starting with solid sodium chloride, houw would you make one liter of 2.000 ppm sodium chloride solution
Calculate the amount of isopentyl acetate that should be present in the reaction mixture at equilibrium based on 300 mmol of acetic acid and 150 mmol of isopentyl alcohol as starting quantities. Use equilibrium constant of 4.2 for this calculation..
What is the percent yield of a reaction in which 216 g phosphorus trichloride reacts with excess water to form 134 g HCl and aqueous phosphorus acid (H3PO3)
When a solution of sodium sulfate, Na2SO4, adjusted to a pH of 7 is electrolyzed, red litmus and a gas is evolved in the anodic chamber. In the cathodic chamber, red litmus turns blue and a gas is also evolved.
What is the concentration (mol/L) of the chromate ion in a saturated solution of silver chromate
Find the pH during the titration of 20.00 mL of 0.1000 M butanoic acid, CH3CH2CH2COOH (Ka = 1.54 x 10^-5), with 0.10 M NaOH solution after the following additions of titrant. a.) 15.00 mL b.) 20.90 mL c.) 27.00 mL
Explain why an optically inactive product is obtained when (-)-3-methyl-1-pentene undergoes catalytic hydrogenation.
The vapor pressure of water is 23.8 mm Hg at 25 oC. If the wet H2 gas formed occupies a volume of 6.84 L, the number of grams of H2 formed is g.
Calculate the mass defect and nuclear binding energy per nucleon of the each of the nuclides indicated below. Part A. O-16 (atomic mass = 15.994915 amu) Express your answer using five decimal places.
At a certain temperature, the equilibrium constant, Kc, for this reaction is 53.3. H2(g)+I2(g) 2HI(g) Kc=53.3 At this temperature, 0.800 mol of H2 and 0.800 mol of I2 were placed in a 1.00-L container to react. What concentration of HI is present..
The bond angles in H3O+ are:? a) slightly less than 109.5o b) exactly 109.5o c) slightly less than 90o d) exactly 90o
How many grams of CaCl2 would be dissolved in 1.2 L of a 0.10 M solution of CaCl2?
an aqueous solution of cacl2 has a vapor pressure of 83.0mmhg at 50 c . the vapor pressure of pure water at this
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