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Solutions of sulfuric acid and lead (ii) acetate react to form solid lead (ii) sulfate and a solution of acetic acid. If 10.0g of sulfuric acid and 10.0g of lead (ii) acetate are mixed, calculate the number of grams of sulfuric acid, lead (ii) acetate, lead (ii) sulfate, and acetic acid present in the mixture after the reaction is complete.
6-An element M reacts with chlorine to form MCL2 and with oxigen to form MO2 and with nitrogen to form the most likely candidate for the element is (a) LI (b) Mg (c) Al (d) SI 7- which species does not have an octet of electron for its outer core
that forms when gaseous nitrogen dioxide pollutant reacts with gaseous oxygen and liquid water to form aqueous nitric acid. Write a balanced chemical equation for this reaction.
The pH at the ½ neutralized point in the titration of a weak acid is 6.824. What is the pKa of this acid
The Keq for imidazole binding to hemoglobin can be determined from the following linear equation: 1/?A100Keq * 1/[lm +1/?A100=(1/?A) a. For the plot of the reciprocal of the change in absorbance versus the reciprocal of the imidazole concentration..
charcoal is primarily carbon. determine the mass of CO2 produced by burning enough carbon to produce 5.00 X 10^2 KJ of heat.
How much Fe++ could be present in water containing 0.4 x 1e-02 M HCO3- (bicarbonate) without causing the precipitation of FeCO3 (Ksp=10**(-10.7))
if you were stranded on a desert island and wanted to perform a re-crystallization what substance would best be used
compute the molecular formula of ch3cooh the percent composition of acetic acid is 39.99 c and 6.73 h. the remainder of
q. a boy has a newly minted penny that is composed of zinc and copper in actual composition it contains 2.7 percent of
dissolved .31 grams of KHP in 25 ml of water and it required 15.5ml of NaOH to reach end of titration, how many moles of KHP were originally present before the addition of the NaOH?
along with chemical shift arguments and resonance theory, assign all of the peaks in the 1H and 13C NMR spectra of 4-propoxybenzaldehyde. Briefly explain you reasoning.
Some alloys of early and late transition metals (e.g., ZrPt3) have much higher enthalpies of vaporization (per metal atom) than either of the pure metals
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