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A particular reactant decomposes with a half-life of 127 s when its initial concentration is .364M. The same reactant decomposes with a half-life 245 s when its initial concentration is .189 M.
Calculate the rate constant
What is the concentration (in M) of the nitrate ion when 17.3 mL of a 0.633 M solution of potassium nitrate is combined with 15.3 mL of a 0.662 M solution of aluminum nitrate to a final volume of 48.1 mL
how many meters away is a cliff if an echo is heard one half second away? assume that sound ws traveled at 343 m/s on that day.
A solution is made by mixing exactly 500 mL of 0.180 M NaOH with exactly 500 mL of 0.100 M CH3COOH. Calculate the equilibrium concentration of the species
Based on understanding of enthalpy, what is the sign of dH for the binding of Cu2+ to soil. Explain.
the required removal or conversion of A is 90%. If the rate constant, K, is 0.35hr-1, what is the required residence time in hours for the batch reactor?
What organic product(s) is formed when 1-methylcyclopentanol is heated in the presence of an acid catalyst?
If a 0.100 molar solution of NaOH is added to a solution containing 0.200 molar Ni2+, 0.200 molar Ce3+, and 0.200 molar Cu2+, which metal hydroxide will precipitate first?
When a gas is collected by displacement of water,the gas often appears foggy as it is generated. what it means to say that a gas collected by this technique is saturated with water vapor.
A backpacker wants to carry enough fuel to heat 2.7 of water from 30 to 100.0 . If the fuel he carries produces 36 of heat per gram when it burns, how much fuel should he carry? (For the sake of simplicity, assume that the transfer of heat is 100 ..
A certain carbon-hydrogen compound contains 89.94% C by mass and the remainder is hydrogen. What is the empirical formula
The active ingredient in some antiperspirants is aluminum chlorohydrate, Al2(OH)5Cl. Analysis of a 2.000-g sample of antiperspirant yields 0.334 g of aluminum. What percent (by mass) of aluminum chlorohydrate is present in the antiperspirant?
Calculate the density of Slackium Oxide. (g/cm^3) What is the Volume of unit cell (cm^3)
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