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An element X forms compounds XI3 and XCl3. The first compound reacts with chlorine according to the following reaction:2XI3 + 3Cl2?2XCl3 + 3I2
After mixing 500mg of XI3 with sufficient Cl2, 236mg of XCl3 are obtained. This represents 100% yield of that reaction. Determine the identity of element X.
Use IR tables to locate absorption bands of the stretching frequencies of the alkyne C
assume ideal gas behavior.nbsp sns 2 haq rarr sn2aq h2gnbspcompute the work done when 55.0 grams of tin mixes in
What is the pH of a propanoic acid - propanoate buffer that is 0.25M in CH3CH2COONa and 0.15M with respect to CH3CH2COOH.
Top prepare for this week's lab, you added a KCL solution , Devarda's alloy, and MgO to your soil sample in order to analyze for mineral nitrogen. Sketch a jar containing soil and indicate hoe the nitrogen is initially present in the soil.
D Radical-chain polymerization of CH2=CHOCOCH3, followed by base-catalyzed hydrolysis.
In plating the Zn onto the nail, it required 3.0v. If you were plating Ag onto the nail, do you think that 3.0v will work? If not, should the Ecell be higher or lower. Explain.
Assume that the heat was completely absorbed by the water and no heat was absorbed by the reaction container or the calorimeter or lost to the surroundings. Calculate the Hrxn per mole of SiH4.
How many grams of solid sodium phosphate, Na3PO4, are needed to prepare exactly 250ml of a 0.500M Na+ solution?
Which of the following statements concerning fatty acids is incorrect. Fatty acids are rarely found free in nature
Name the two types of nucleic acids and where each is found in the cell. Also include the four bases particular to each nucleic acid.
Choose the metal that is produced by electrolysis of its molten chloride salt. a) Li b) K c) Al d) Ca e) All of the above
How many grams of lithopone are produced in the reaction of 315ml of 0.275M ZnSO4 and 285 ml of 0.315M BaS?
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