What is the concentration of reactant after one half-life
A certain second-order reaction () has a rate constant of 1.65×10-3 at 27 and an initial half-life of 286 . What is the concentration of the reactant after one half-life?
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a balloon has a volume of 3.00 liters and a temperature of 56.0 celcius.if the volume increases to 7.00 lieters,what is the new temperature in celcius?
A sample of Oxygen is collected in a 206 mL container over water at 15C, and the barometer reads 793 torr. What volume would the dry gas occupy at 704 torr and 15C? Water's partial pressure at 15C is 12.8 torr. Answer in units of mL.
The half life for the first-order decomposition of sulfuryl chloride at 320ºC is 8.75 h. SO2Cl2 (g) → SO2 (g) + Cl2 (g). What is the value of the rate constant k, in s-1?
Gasohol is a fuel containing ethanol (C2H5OH) that burns in oxygen (O2) to give CO2 and water. How many moles of O2 are needed to completely react with 2.50 moles of ethanol?
Given the balanced equation representing a reacction. Determine the total number of moles of oxygen that react completely with 8.0 moles of C2H6
How many grams of oxygen are collected in a reaction where 222 mL of oxygen gas is collected over water at a temperature of 25°C and a total pressure of 697 torr?
after 50 g of certain substance is heated in air until no further reaction occurs, 39.9 g of metal is left. is the reactant an element or a compound? explain
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