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Calculate how many grams of phosphorus are present in 2.68 moles of phosphorus pentachloride(PCl5) and also determine the numbers of moles of chlorine are present in 3.71 grams of phosphorus pentachloride?
Question enthalpy and entropy values are given and were asked to find boiling point of mercury
Draw the accepted mechanism for each reaction and illustrate how each stereoisomer is formed in the reaction.
Multiple choice questions in Nuclear chemistry - As the temperature of a sample of a radioactive element decreases, the half-life will
CHEM 354 Extended Problems, The variation of EMF for the cell below with temperature is shown in the graph below.
Determine the partial pressure of each gas in a mixture of gases using Dalton's law of partial pressures
Calculate how many grams of Ni2+ are present in 3.36 moles of nickel(II) fluoride(NiF2) and also determine the number of moles of F- ion are present in 4.82 grams of nickel(II) fluoride.
Calculate the PH of this solution.
Designing and preparing aqueous buffer solution with the pH indicated - Give complete details of the design and preparation of an aqueous buffer solution (volume 100ml) with the pH indicated.
Estimate the ratios of the basic and acidic forms of the histidine side chain
What is the pH of the solution when the hydronium ion + concentration of 0.15 M CH3COOH is 6.3 × 10.
Determine osmolarity of solution when 25.0 grams of aluminum chloride dissolves in 2.50 liters of H2O.
Explain why it takes longer time when anyone cook an egg in boiling water while camping at in elevation of 0.5km in the mountain than it does it home.
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