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A particular household ammonia solution (d = 0.97 g/mL) is6.8% NH3 by mass. How many milliliters of this solution should be diluted with water to produce 613 mL of a solution with pH = 11.56?
How many grams of thallium may be formed by the passage of 57.5 amps for 1.34 hours through an electrolytic cell that contains a molten
Using methyl iodide with amines such as triethylamine, ethyldiisopropylamine, describe how the nucleophilicity of the amine affects the rate of an Sn2 reactions Use specific chemical examples to support the conclusion
The specific heat of silver is 0.235 J/g·K. Its melting point is 962°C, and its heat of fusion is 11.3 kJ/mol. What quantity of heat, in joules, is required to change 7.50 g of silver from solid at 25°C to liquid at 962°C?
The pH of the resulting solution is 2.65. Calculate the Ka for the acid.
Draw the product that is formed when 1-pentyne is treated with an excess of hydrogen gas and a nickel catalyst.
If the coal is burned in teh DPH power plant that uses 2300 tons of coal per day, what is the daily production of calcium sulfite, if the conversion is 98%? if 50 pounds of calcium oxide costa $13.50 how much does DPH power plant per day for CaO
An Arrhenius plot (ln k vs. 1/T) for a second order reaction produced a straight line with a slope of -6.81e+03 K. What is the value of the Arrhenius pre-exponential if k = 3310 M-1 s-1 at 640 K
at a given temperature the equilibrium constant kp for the decomposition of dinitrogen tetraoxide to nitrogen dioxide
.1500g of an unknown sample was passed through a column of amberlite-ir-200 resin and titrated with .2050m naoh. if
sodium hydrogen carbonate and sodium chloride are both soluble in water. will a double replacement reaction take place
A 158-mg sample of Na2CO3 is dissolved in H2O to give 3.00L of solution. What is the concentration of Na+ in parts per million (ppm)?
Explain What is the AXE notation of sodium chromate, barium nitrate, sodium nitrate, and barium nitrate
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