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a saturated solution of copper(I) chloride, CuCl, has [Cu^+]=1.1x10^-3 M and [Cl^-]=1.1x10^3 M. what is the value of Ksp for CuCl
a 1.00 g sample of an alloy of copper and aluminum was reacted with hydrochloric acid , and 85.0 mL of hydrogen gas (measured atSTP) was produced.
A pound of coffee beans yields 40 cups of coffee (4 cups = 1 ). How many milliliters of coffee can be obtained from 1.0 of coffee beans?
Methyl Orange was synthesized using a diazo-coupling reaction. Show how you would synthesize Yellow #3 and Red #32
draw all three resonance structures for the carbocation intermediate that results from STEP 2 in the electrophilic aromatic substitution reaction when benzoic acid reacts with Br2 in the presence of FeBr3
The acid forms two ions, HC2O4- and C2O42-, by the sequential loss of H+ ins. Draw lewis structures for the three species and comment on the relative lengths and strengths of their carbon-oxygen bonds.
Give the general Henderson-Hasselbalch equation and sketch the plot it describes (pH against amount of NaOH added to a weak acid). On your curve label the pKa for the weak acid, and indicate the region in which the buffering capacity of the system..
The solution of the question , a 0.3172 g sample containing only KCl and NaBr is dissolved in 50ml water and titrated with 0.1120M AgNO3 , requiring 36.14ml to reach the end point.
What is a reaction equation that would support the explanation? could you use NaOH instead of NaHCO3? Explain
The reaction between solid sodium and Iron (III) oxide is one in a series of reactions that inflates an automobile airbag.
What is the quantity of moles, of neon gas if 4.87 L is at a pressure of 0.635 atm and the temperature
Which halide has he lowest boiling point? Explain your choices. (CH3)2CH2Br vs CH3CH2CH2Br c. Which is a better nucleophile? Explain our choice.
In a simplified and example version of the solar system model (developed by Neils Bohr, a Danish chemist), an electron in the first orbit has an energy of 2 J
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