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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%
The forensic technician at a crime scene has just prepared a luminol stock solution by adding 10.0g of luminol to H2O creating a solution with a total volume of 75.0 mL.
given the unique nature of nanoscience its broad range of applications and possible impacts on human health and the
How do you know if a molecule has resonance structures or does not have any structures like ethanol
A piece of dry ice, solid CO2, weighing 10.0 g is placed in an evacuated 0.800 L bottle at 550 degrees Celsius. The bottle is capped, and the dry ice changes to gas. What is the final pressure inside the bottle
If several large air bubbles entered the graduated cylinder filled with water when it was inverted into the water trough, what would the effect be on a plot of volume H2(g) vs. mass Mg?
Calculate the amount of KHP (FW= 204.223 g/mole) required to completely react with 25 mL of 0.1 M NaOH.
Calculate the equivalent number of moles of potassium permanganate? 3) calculate the clarity of the potassium permanganate solution?
Calculate the pH of a buffer solution obtained by dissolving 20.0 g of KH2PO4(s) and 30.0 g of Na2HPO4(s) in water and then diluting to 1.00 L.
Calcium carbonate reacts with hydrochloric acid to forma a salt, carbon dioxide and water. Write the balanced equation and determine how many grams of salt will be produced of 50g of calcium carbonate was used?
how many millimoles of HNO3 are needed to react completely with a .2800 gram piece of copper wire.
If the partial pressure of the cyclopropane in the mixture is 330 mm Hg and the partial pressure of the oxygen is 1.0 atm, what is the total pressure of the mixture in torr
Household vinegar is 5.0% acetic acid (CH3COOH). IF you have 240.0 mL of vinegar, how many molecules of CH3COOH would there be?
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