Chemistry, 08.07.2019 18:30 garacey241
The reaction between aluminum and iron(iii) oxide can generate temperatures approaching 3000â°c and is used in welding metals: 2al + fe2o3 â al2o3 +2fe in one process, 118 g of al are reacted with 601 g of fe2o3. calculate the mass (in grams) of al2o3 formed, and determine the amount of excess reagent left at the end of the reaction. mass of al2o3 formed:
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Chemistry, 22.06.2019 10:30
How do you lengthen a pattern piece? (family and consumer science, sewing)
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Chemistry, 22.06.2019 10:50
How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.
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Chemistry, 22.06.2019 12:50
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
Answers: 1
The reaction between aluminum and iron(iii) oxide can generate temperatures approaching 3000â°c and...
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