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Calculate the wavelength of each of the following frequencies of electromagnetic radiation. 1105 kHz (typical frequency for AM radio broadcasting)
How many micrograms of fluoride are present in 2.0 g of a solution that has a fluoride concentration
A 0.062 M aqueous sample of species y was analyzed by atomic absorption spectroscopy at 525 nm and in a 1.00-cm cell and yielded a %T value of 70.19 % . Calculate the molar absorptivity of species y.
A certain second-order reaction () has a rate constant of 1.80×10-3 at 27 and an initial half-life of 216 . What is the concentration of the reactant after one half-life?
Amides undergo hydrolysis to carboxylic acids on treatment with alkali. Diagram a suitable mechanism for the conversion of benzamide to benzoic acid
Iron metal is coated wih nickel. Which of metals will undergo corrosion when coating is damaged? Give the scheme of electrochemical corrosion and write equations for the reactions
Important information about Thermochemistry, Glauber's salt, sodium sulfate decahydrate (Na2SO4 * 10H2O) undergoes a phase transition (that is melting or freezing) at a convenient temp of 32 degrees C
Calculate the volume (in liters) occupied by 2.08 moles of nitric oxide (NO) at 5.84 atm and 76°C.
The bottle is then brought outside and stored at 0.0°C. (a) What mass of liquid water condenses inside the bottle?
Dichloromethane has a specific gravity of 1.33: a) What is the mass (kg) of 75 liters? b) What is the volumetric flow rate (L/min) of the dichloromethane entering a storage tank if the mass flow rate is 960 kg/min.
If the gas is at 23C and 1.0 atm, what mass of helium is in the blimp? The Goodyear blimps, which frequently fly over sporting events, hold approximately 1.85×105 ft^3 of helium.
Calculate the equilibrium concentrationsfor this dissolution reaction if one mole of the solid is placed in 1.00 L of water (assume adding the solute does not change the volume of the solution
How many grams of sulfur (S) are needed to react completely with 355g of mercury (Hg) to form HgS?
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