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The catapult on an aircraft carrier can take an aircraft weighing 196359 N from 0 to 92 m/s in 2.1 seconds, at which time the aircraft launches. What is the force generated by the catapult in order to launch the aircraft?
is an important oxidizing agent and a moderately strong acid. in a 0.1M solution ,[H+] = 3.8x10^-2M. Calculate the Ka and the pKa for periodic acid.
a compound is 40.0 c 6.70 h and 53.3 o by mass. assume that we have a 100.-g sample of this compound. the molecular
Calculating Pressures using different laws, Converting between Units of Pressure, Part A, Convert 0.700atm of pressure to its equivalent in millimeters of mercury.
A 2.35 g sample of KClO3 is reacted. How many mL of O2 gas is produced at a pressure of 740. mmHg and a temperature of 25 °C? 2KClO3 (s) → 2KCl (s) + 3O2(g)
A 2.63 L flask is filled with carbon monoxide at 27°c until the pressure is 6.72 ATM. Calculate the total pressure after 2.89 moles of carbon dioxide has been added to the flask.
Calculate the density of N2 at STP, (a) using the ideal-gas law and (b) using the molar volume and molar mass of N2.
Standard reduction potentials for the Pb2+/Pb and Cd2+/Cd haf-reactinos are -.13V and -.40C, respectively. At what relative concentrations of Pb2+ and Cd2+ will these half-reactions have the same reduction potential?
The annual production of zinc sulfide (ZnS) is 4.5 104 tons. Estimate the number of tons of SO2 produced by roasting it to extract zinc metal
what volume in milliliters of a 0.0992 m naoh solution is required to reach the endpoint in the complete titration of a
What is the (a) molality, (b) freezing point, (c) boiling point of a solution containing 100.0 g of ethylene glycol (C6H6O2) in 150.0 g of water
In the reaction below, 6.15 atm each of H2 and I2 were placed into a 1.00 L flask and allowed to react: H2(g) + I2(g) 2 HI(g) Given that Kc = 45.5, calculate the equilibrium pressure of H2.
What mass of oxygen is required to react completely with 25.0g of C6H14? What mass of carbon dioxide can be produced from 25.0 g of C6H14 and excess oxygen
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