Thursday
September 18, 2014

Posts by Fakhrywik


Total # Posts: 9

chemistry
determine ox number of each atom below A. CF4 B. KO2 C. SnO D. H2SO4 E. Fe2S3 F. AuCl3
February 13, 2013

chemistry
Balance using oxidation Number Methode A. MnO4- + C2H4 + H20 --> MnO2 + OH- + C2H6 B. ClO- --> Cl- + ClO3-
February 13, 2013

chemistry
Balance using oxidation Number Methode A. MnO4- + C2H4 + H20 --> MnO2 + OH- + C2H6 B. ClO- --> Cl- +
February 13, 2013

chemistry
balance these redox reactants & determine oxidator agent and reducing agent A. Zn + NO3- --> Zn+2 +NH4 + Acid B. Cr(OH)3 + H2O2 --> CrO4 -2 + H20 (Basic)
February 13, 2013

chemistry
In raction NH3 + 5 O2 --> 4 NO + 6 H20 . I 1 mol NH3 and 1 mol O2. what is the limiting reactant? ow Much NO will form?
February 13, 2013

chemistry
a sample of iron are is known as Fe3O4. A 50 gram of sample contain 26 gram of Fe. Determine % yield Fe3O4 In sample
February 13, 2013

chemistry
in reaction = Mg + O2 --> MgO if 24 gram of Mg is burned in excess oxygen to form 40 gram of MgO, How much O2 is used?
February 13, 2013

chemistry
thank you
February 13, 2013

chemistry
in reaction S + O2 -> SO2, determine percent yield if 4 grams of S produced 64 gram of SO2
February 13, 2013

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