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Presume you were dissolving a metal such as zinc with hydrochloric acid. Explain how would the particle size of the zinc influence the rate of its dissolution?
What is the rate constant for the reaction at 85°C?
When a piece of gold that weighs 182 grams is added to 250 g of water at 25 degrees C, the resulting temperature of the mixture is 27.5 degrees C. If the specific heat of gold is 0.129 J/g degrees C. Calculate the heat that the water absorbed from ..
In the reaction Cd+CuSO4?CdSO4+Cu, what is the reduction half reaction. What is the reducing agent. Explain your answer.
a 4.50-g sample of licl at 25.0 c dissolves in 25.0 ml of water also at 25 c. the final equilibrium temperature of the
Which pair is written with the first member having the higher boiling point?
2N2O5----> 4NO2 + O2. When 25.0g of N2O5 is allowed is decompose. It is found that 10.0g of NO2 forms. What is the percent yield
For the reaction, calculate how many moles of the product form when 0.048 moles of O2 completely reacts. Assume that there is more than enough of the other reactant. 4Fe + 3O2 ---> 2Fe2O3
Which of the following is an experimental fact that valence bond theory cannot explain, but molecular orbital theory can? the paramagnetism observed for O2 the N-N bond order in N2 the rotational barrier about the C-C bond in ethylene the existenc..
What would be the expected freezing point of a solution made up of 0.4237g of solute dissolved in 27.3g cyclohexane? The solute has a MW of 173.5 g/mol.
A solution initially 0.100 M in HOCl and 0.300 M in NaOCl. What is the pH in 0.030 mol of solid NaOH is added to 1.00 L of this solution? Assume no volume channge.
If 5.3 g barium chloride is reacted with excess sodium sulfate, how many grams of barium sulfate are produced
A solution containing 6.3 X a0^-8 M benzene and 2.0 X 10^-7 M cyclohexane gave peal areas of 3950 and 4870, respectively, in a GC experiment.
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