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Q: 2. Find the oxidation number of the underline element: HNO3
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A: Solution is given on page as below
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A: The reaction given is NO + H2O -----> HNO3 + H+
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Q: Balance the following Redox reactions using number method 1. HNO, + H3ASO H3 AsO4+ H2
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Q: When the following half reaction is balanced under acidic conditions, what are the coefficients of…
A: Given , Chemical Reaction :: H3AsO4 + H+ ----> H3AsO3 + H2O
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Give the oxidation number of manganese in the following:
(3 part problem) (-___. 0, ___+_ format
MnO42−
Mn2O3
KMnO4
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- When the following half reaction is balanced under acidic conditions, what are the coefficients of the species shown?_____ NiO2 +_____ H+ ____ Ni2+ +______ H2OIn the above half reaction, the oxidation state of nickel changes from_____ to ____ .When the following half reaction is balanced under acidic conditions, what are the coefficients of the species shown? ____H3AsO4 + ____ H+ _____ H3AsO3 +____ H2OIn the above half reaction, the oxidation state of arsenic changes from ___ to ____ .What is the normality as an oxidizing agent in the presence of acid, of a solution containing 0.2300 g of KMnO4 per 150 mL? Note: Please present complete solution.
- Balance the following redox reaction under acidic conditions.IO4- (aq) + Cr3+ (aq) → IO3- (aq) + Cr2O72- (aq)The hydrogen proton is on the (reactant/product)Blank 1side and has a coefficient ofBlank 2.Balance the following Redox reactions using number method HNO3 + H3AsO3 ----> H3AsO4 + H2What is the smallest whole-number coefficient for H₂O when the equation MnO₄⁻ + I⁻ + H₂O → MnO₂ + IO₃⁻ is balanced in basic solution?
- Oxidation number of Mn in KMnO4 isWhen the following half reaction is balanced under acidic conditions, what are the coefficients of the species shown? NO + H2O ---> HNO3 + H+ In the above half reaction, the oxidation state of nitrogen changes from ___ to ___.Calculate the oxidation numbers of the elements in bold in the following compounds or ions. HNO3 H2SO4 NH4+ HClO4 HCO3-
- give the oxidation number for the indicated element in the following compound P in H3PO4Answer d to i:The purity of the salt Sn3(PO4)2 (546.0727), was determined by the redox titration with KMnO4. Half reactions involved:Unbalanced half reactions: MnO4- ↔ Mn2+Sn2+ ↔ Sn4+ a) Balance the redox reaction given above. b) Write the fundamental equation for the redox stoichiometry between Sn2+ and MnO4- Before analysis, KMnO4 solution was standardized according to the following procedure: 1.000 g of 100% pure tin, Sn (118.71) wire was used. After proper chemical treatment, a volume of 29.75 mL of the permanganate solution was used in the titration of the reduced tin. c) Calculate the concentration of the KMnO4 solution. An as received sample of the salt Sn3(PO4)2 (546.0727) weighing 5.0550 g was dissolved in water. The sample was treated to completely reduce all the tin to Sn2+. This solution was then titrated with standard KMnO4 (158.03) (calculated in (c)). 40.00 mL of the standard KMnO4 solution was used in the titration to reach the equivalence point. d) What is the purity…give the oxidation number for the indicated element in the following compound S in H2SO3