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Metallic Magnesium reacts with steam to produce magnesium hydroxide and hydrogen gas. If 16.2 g of Mg are heated with 12.0 g of H2O, what is the limiting reactant? How many moles of the excess reactant are left? How many grams of each product are formed?
Give two reasons why anhydrous conditions must be maintained during a Grignard synthesis. Write chemical reactions to explain
What is the maximum body accumulation of methylmercury at a constant ingestion rate of 4 mg of mercury per day?
Calculate the density. Copper (II) ion radius of 0.96A and the sulfide ion has a radius of 1.84A. Calculate the % of the cube occupied by the copper(II) sulfide.
A reaction has a theoretical yield of 8.83 g of ammonia. the reaction gives off 10.24 L of ammonia measure at 52*C and 105.3kPa what was the percent yield of the reaction?
Calculate the equilibrium partial pressures of O2, NOCl, NO2, and Cl2. Peq(O2) = . Peq(NOCl) = . Peq(NO2) = . Peq(Cl2) = . (b) Calculate KP for this reaction. KP
The enthalpy of combustion of benzoic acid is commonly used as the standard for calibrating constant-volume bomb calorimeters; its value has been accurately determined to be 3226.7kJ/mol.
the air temperature is 38C in which speed of sound is 336m/s. The zero of the meter scale coincides with the top end of resonance column tube.when the first resonance occurs,reading of water level is?
Draw the lewis structure of BeF2. I think its suppose to be an incomplete octet but why becuaseif you place two double bonds Be is complete.
Consider the titration of 51.5 mL of 1.2M NaOH with 1.0 M HCl. Find the PH at the following points. The acid volume needed to reach the equivalence point
What is the pH of a solution prepared by mixing 100 ml of 0.0500 M HCL with 300ml of 0.500 M HF? Ka(HF) = 7.1 x 10^-4
The density of the unknown solution is 1.232g/mL. Calculate the specific gravity of the solution.
what is the solubility of N2 in a diver's blood?[Use the value of the Henry's law constant k calculated in Part A, 6.26 * 10^-4]" Assume that the composition of the air in the tank is the same as on and and that all of the dissolved nitrogen remai..
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