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You have a mixture containing the following pairs of compunds as solid. which of the following reagents could you use to separate the two compunds from each other? You can only use one reagent for each of the separation. Reagents: Cold water, hot water or NH3(aq).
a. AgCl and PbCl2.
b. AgCl and Hg2Cl2.
c. Pb(NO3)2 and AgCl.
d.Hg2Cl2 and Hg2(NO3)2
e. AgCl and AgNO3.
f. PbCrO4 and PbCl2.
The solubility of silver chromate is 0.0287 g/1.0 L of solution. What is the Ksp for Ag2CrO4?
A sample of nitrogen (9.27g) reacts completely with magnesium, according to the equation: 3 Mg + N2 -> Mg3N2. The mass of Mg consumed is ____g?
A dilute electrolyte solution is prepared by dissolving iron(III) chloride in water. It is found to have a freezing point
The Ka for boric acid is 7.3 x 10-10. What is the pKa of boric acid?
acetaminophen is a weaker acid than carbonic acid h2co3 but aspirin is a stronger acid than carbonic acid. prepare flow
What is the pH of the solution created by combining 2.90 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?
Silver sulfide is the tarnish that forms over time on polished silver. If a saturated aqueous solution of it at a certain temperature has a [Ag+] = 4 x 10^-17, what is the solubility product of silver sulfide at this temperature
a sample of argon is at a pressure of 1.24*10^4 kPa of 24 degrees c in a rigid 25-L tank. How many moles of argon does this tank contain?
How do you determine number of rings, double bonds, or triple bonds from degrees of unsaturation. For example a substance C8H8 has 5° degrees of unsaturation, so determine the number of rings and double bonds
Geologist can estimate the age of rocks by their uranium-238 content. The uranium is incorporated in the rock as it hardens and then decays with first-order kinetics and a half-life
The most probable mechanism of reactivity for the solvolysis of tertiary butyl chloride is a)Sn1 b)Sn2 c)E1 d)E2. I performed the experiment and benzyl chloride (primary) and teriaty butyl chloride (tertiary) ran the same amount of time. 2-chloro-..
determine the molar mass of chloroform gas if a sample weighing .389 grams is collected in a flask with a volume of
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