Concentration of the reactant
A certain second-order reaction () has a rate constant of 1.10×10-3 at 27 and an initial half-life of 226. What is the concentration of the reactant after one half-life?
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This reaction is sometimes used to inflate life rafts, weather balloons, and the like, where a simple, compact means of generating H2 is desired. How many grams of CaH2 are needed to generate 10.0 L of H2 gas if the pressure of H2 is 780. torr at
A solution has a volume of 2.0 L and contains 36.0 g of glucose. If the molar mass of glucose is 180g/mol, what is the molarity of the solution? Answer must be expressed in dimension analysis.
Evm, Your company is a dynamic organization that depends on using standard project management techniques as prescribed by PMBOK in managing series of projects to keep its IT infrastructure in alignmen
The formulas for the ?uorides of some second period elements are LiF, BeF2, BF3, and CF4. Which is the correct formula for strontium bromide
Hot water at an average temperature of 90oC passes through a row of eight parallel pipes that are 4 m long and have an outer diameter of 3 cm, located vertically in the middle of a concrete wall (k = 0.75 W/mK) that is 4 m high, 8 m long, and 15 cm t
Why do you only report 2 sigfigs when calculating freezing point depression.
A hot dog can be considered to be a cylinder 12 cm long and 2 cm in diameter whose properties are ρ= 980 kg/m^3, Cp = 3.9 kJ/kgoC, k = 0.76 W/moC, and α= 1.99x10^-7 m^2 /s.
A mixture of Na2CO3 and BaCO3 weighing 0.2000 g requires 30.00 mL of 0.1000 N acid for complete neutralization. What is the percentage of each component mixture?
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