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3.6ml of m-xylene(d=0.864 g/ml) is reacted with 0.6g of pthalic anhydride and 0.2 g of ALCL3 to obtain the product. the actual yield is 0.36g. using this data answer the following.
a) Write a chemical equatio for the formation of product
b) Which one is a limiting reagent?
c) What is the percentage yield?
Which of the following statements correctly define SI base units and derived units in science? SELECT ALL THAT APPLY. 1. Derived units are nonmetric units. 2. The base units are the same as the decimal prefixes. 3. All that base units are metric u..
System conducts 1.30x10^2 cal heat to srroundings while delivering 316 cal work. What is the change in internal energy of the system (in Cal).
When a 2.00 g sample of RbBr is dissolved in a calorimeter that has a total heat capacity 0.6306 kJ*K^-1, the temperature decreases by 0.420 K. Calculate the molar heat of solution of RbBr.
A solution is 0.0100 M in Pb2+ ions. If 0.103 mol of solid Na2SO4 is added to 1.00L of this solution (with negligible volume change), what percent of the Pb2+ ions remain in solution.
Determine how you would make a 100ppb solution of riboflavin from a 50mg/L stock solution. Do the same for preparation of a 500ppb solution from a 50mg/L stock solution
What is the boiling point of a solution of 0.150 mole Al(NO3)3 in 0.500 kg water? (Kb=0.512 degrees C m-1). A) 100.15 B) 100.61 C) 99.39 D) 100 E) 100.31 If you could explain how you got the answer it would be greatly appreciated.
Write the structure for the organic reagents and products, name the products and indicate stereochemistry when appropriate
Calculate how long will it take for a sample of radionuclide with a half-life of 27.1 days decay to 1.0% of its original value.
500 ml solution of benzoic acid (ka=6.6e-5) has a ph of 2.88. What is the molarity of benzoic acid
The product of this reaction contains two stereocenters. Due to the stereospecificity of the bromination and the symmetry of the product, however, only the meso-diastereomer of stilbene dibromide is produced.
sulfur dioxide is an unwelcome result of burning soft coal in power plants. Some of the sulfur dioxide ends up as sulfuric acid ( H2SO4) in acid rain.
Calcium hydride reacts with water to give gaseous hydrogen and calcium hydroxide
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