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Solving this question helps the student to understand how to find molecular formula using empirical formula and molar mass.
Over the years,the thermite reaction has been used for welding railroad rails,in incendiary bombs,and to ignite solid-fuel rocket motors.The reaction is Fe2O3 (s) + 2 Al (s) ---> Al2O 3 (s) + 2 Fe (s) What masses of iron(III)oxide and aluminium must be used to produce 15.0g iron? What is the maximum mass of aluminium oxide that could be produced?
Write balanced chemical equation and evaluate the molecular weight of the reactants and Calculate the molecular weights of the reactant.
Write balanced chemical equations for the following reactions.
Question enthalpy and entropy values are given and were asked to find boiling point of mercury
Describe the major absorption bands in the IR spectrum - indicate the bonds responsible for those peaks which prove you have synthesized isopentyl acetate and that it is an ester.
Calculate the rate at each time interval & average rate for the reaction and determine the rate of each time interval, and then calculate the average rate for the reaction in terms of [H 2 O].
Design a qualitative analysis scheme
Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..
Advantages and disadvantages of using Alternative Fuel and Would you consider buying one of these in the future? Why or Why Not and Why do you think there are not more of these vehicles in use?
Find the temperature and the pressure of a gas inside the cylinder - what was the initial pressure of the gas in the cylinder?
Determine theoretical yield, limiting agent and excess reagent - How much excess reagent remains after the reaction goes to completion
To find the % by mass of a compound in a given sample - Determine the percent by mass of calcium carbonate in the sample. State any assumptions.
Determine the mass of snow that can be completely melted - Determine the mass of snow (frozen water) that can be completely melted with the application
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