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Assume two 200.0-L tanks are to be filled separately with gases helium and hydrogen. Find mass of each gas is required to produce pressure of 135 atm in its respective tank at 24 degrees celcius?
Predict if the following conditions would result in the formation of a precipitate, explain briefly: a) 0.0025 M Fe 3+ at pH 6.00
The molar mass of quinine is 324 g/mol. Determine the empirical and molecular formulas of quinine. (Type your answer using the format CO2 for CO2 and use the order CHNO) empirical molecular
Calcutate the number of grams of drug to be wieghted for this solution
Rationalize this phenomenom based on what you know regarding cyclohexane derivatives and Sn2 reactions.
According to molecular orbital theory which of hte following is not predicted to exist I know its He2 but how do you get bond order from that is there an easy way
Why are the standard reagents used in neutralization titrations generally strong acids and bases rather than weak acids and bases?
What is the function of a chemical indicator. (is the answer the function is to determine if a sample solution is a base or an acid?) Why is water considered neutral
The mass of Earth is 5.974 ô°€ 1024 kg. Assume that Earth is a sphere of diameter 1.28 ô°€ 104 km and calculate the average density of Earth in g/cm3.
Assign oxidation numbers to all the elementals in each of the following: a)PO3^2- b)NH4^+ c)Fe(OH)2 d)HNO3 e)Cr2O7^2-
What is the mole fraction of solute and the molal concentration for an aqueous solution that is 19.0% NaOH by mass?
What is the equilibrium constant for the reaction at 87 °C? (R = 8.314 x 10â€"3 kJ/K.mol)
What is benzoin condensation and what are the results of it and the uses of this reaction and a detailed assignment of it
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