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Over the years, the thermite reation [iron 3 oxide combining with aluminum metal] has been used for welding railroad rials, in incendiary bombs, and to ignite solid-fuel rocket motors.
(A) What masses of iron 3 oxide and aluminum must be used to produce 15.0 g iron?
(B) What is the maximum mass of aluminum oxide that could be produced?
(C) how much aluminum oxide would be produced if the yield is 93%
For the reaction:-2 HCl + Na2CO3 - 2 NaCl + H2O + CO2 ,179.2 liters of CO2 is collected at STP.
What is the hydronium-ion concentration in a 0.025 M solution of carbonic acid, H2CO3? For carbonic acid,
a 1.00 g sample of d2o and h2o are reacted with cl2 and hcl and dcl are produced. then they are diluted with h2o giving
A radioactive 32P nucleus has a half-life of 14.3 days. If a 50.00 g sample is allowed to decay naturally, how much time passes until only 1.00 g of 32P remains
The transmittance of the mixture was read and compared to a calibration curve which indicated a concentration of I3^- as 5.52*10^-4 M. Calculate the following: c.) The concentration in moles/L of IO3^- in the original sample.
What is the net ionic equation of the reaction of \rm ZnCl_2 with \rm NaOH
a gaseous mixture of and contains 37.8 nitrogen by mass. what is the partial pressure of oxygen in the mixture if the
If the average human body discharges 925.0g CO2 per day, how many moles of NaOH are needed each day for each person in the spacecraft
how many grams of co2 are generated when 98.5 grams of aluminum oxide form, according to the equation al2(co3)3=>al203+3co2
The Kp for the production of phosgene is 18.0. If one mole each of CO and Cl2 are mixed at the total pressure of 1 atm, what will be the partial pressure (in atm) of COCl2 after equilibrium is reached, CO(g) + Cl2(g) → COCl2(g)?
what is the flow of the gulf stream in milliters per minute (b) what mass of water in the gulf stream flows past a given point in 24 hours? the density of seawater is 1.025 g/ml
What volume of 0.200M Iron(II)sulfate solution would be required to react with 20.0mml of 0.250M potassium permangante(in sulfuric acid solution)?
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