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Calculate the amount of heat transfer when 3.55 g of Mg (s) react in a constant pressure? delta H = -1204
If you are titrating 25.00 mL of a 1.00 mg/mL CaCO3 solution, how many mL of 0.010 M EDTA solution will be required to reach the equivalence point
Compare the primary, secondary, and tertiary structures of a protein with the structure of a telephone
The Chemistry of Nicotine, Nicotine, a component of tobacco, is composed of C, H, and N. A 5.250-mg sample of nicotine was combusted producing 14.242 mg of CO2 and 4.083 mg of H2O
Nitrogen is contained in a 300 ml vessel at 400 mm Hg and 10°C. How many grams of nitrogen are in the vessel?
What does a yellow flame in the Bunsen burner indicate? How can this be corrected? Why use a funnel to transfer large volume of liquid from one container to another?
The blue color of dextran blue solution is due to the well-known, blue complex formed between starches and iodine. If you only had the absorption spectrum of this solution
Inside a bomb calorimeter with a total heat capacity of 11.30 kJ/oC. 1.50 g sample of methane gas "CH4" was burned with excess oxygen. The temperature increased inside the calorimeter by 7.3oC.
What mass of C4H6 in grams is consumed in the reaction below when 39.8 grams O2 (g) are also consumed? C4H6 (g) + O2 (g) ' CO2 (g) + H2O (g) (not balanced)
A constant current is passed through a solution containing Cu2+(aq) resulting in the deposition of 4.40 g of Cu at the cathode. Assuming a current efficiency of 100%, if this same current is passed through a solution of TcO4 for the same amount of..
Compute the momentum of a water molecule at normal conditions, assuming its kinetic energy
A) which is the limiting reactant? B) how many moles of AlCl3 are formed? C)how many moles of the excess reactant remain at the end of the reaction? I get the limiting reactant but not understanding the moles and how many moles of excess reactant.
Mark all the true statements A.) The value of [R]/[P] is the equilibrium constant B.) The amount of P present will not change. C.) The concentration of [R] is constant. D.) The reaction P--> R no longer takes place
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