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How many moles of oxygen are needed to produce 6 mol of Fe2O3 in the following unbalanced equation: Fe + O3 --> Fe2O3
options:619183
Consider the following element combinations. Classify the bonds formed between each pair as ionic, polar covalent, or nonpolar covalent based solely on each element's position on the periodic table
For the following reactants, predict the products formed (if any) and write the balanced molecular equation, complete ionic equation and net ionic equation. NaHSO3(aq)+HI(aq)
-Calculate the number of mmol of Br2 present in 0.48mL of bromine solution, -Calculate the number of mmol in 100 mg of trans-cinnamic acid (use a MW calculated to 2 decimal places)
calculate the number of excess reagent units remaining when 41 C2H4 molecules and 102 O2 molecules react?
Draw and label a cell consisting of Bi(s), Bi(NO3)3 (aq), V(s), VCl2 (aq), salt bridge, and a wire where the Bi side undergoes reduction and the V side undergoes oxidation. Write the half reactions, balanced cell reaction where V is the reduced sp..
Determine the pH of a solution that is 1.07% HCl by mass (Assume a density of 1.01 g/ml for the solution.)
The heat of formation of KCl(s) is -436.7 kJ/mol and the heat of formation of KCl(aq, 1 m) is -419.5 kJ/mol.
If 2 atoms of silver metal react with 1 molecule of fluorine gas at constant pressure, 2 formula units of solid sodium fluoride are produced and 409.2 kJ of heat is released.
the forensic technician at a crime scene has just prepared a luminol stock solution by adding 11.0 of luminol to creating a solution with a total volume of 75.0 . What is the molarity of the stock solution of luminol?
The skeletal structure of one molecule is included to indicate the proper format; modify the X\'s on the given structure to create the first stereoisomer
The calculations are based on the principal components of meat being fat ( acetone soluble) and protein (acetone insoluble or fat-free meat in report sheet ). ... information, the calculations correctly calculate what quantity, % fat or % fat-free..
an unknown mass of each of the given substances 1.sand tf70.4 c2.pyrex glasstf67.6 c3.watertf55.9 c 4.ethanol tf45.9 c
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