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In the balanced equation MnO2

When the equation HCl + MnO2 → MnCl2 + H2O + Cl2 is balanced, what is the coefficient for HCl?A. 1 B. 2 C. 3 D. 4***
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2. asked by Cherry
3. 1,058 views
MnO4^-(aq) + H20(l) ==> MnO2 + OH^-net charg is -1 +7 (-8) ==> 4(-4) Manganese is reduced MnO4^- +3e- ==> MnO2 H2) is the
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2. asked by Steve
3. 1,380 views
Please explain:1) if MnO2 when in a fast reaction with H2O2 appear in balanced equation and 2)purpose of manganese dioxide.
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2. asked by bell
3. 478 views
In the balanced equation MnO2 + 4HCl = MnCl4 +2H2O, how many moles of MnCl2 will be produced when 1.25 mol of H2O are formed?
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2. asked by Jerome
3. 1,333 views
Consider the reaction MnO2+4HCL===>MnCl2+Cl2+2H2OHow many grams of MnO2 are required to produce 5.6 of Cl2 at stp?MnO2=87
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2. asked by faisal
3. 922 views
For the equation: MnO2 (s) + 2 CO (g) → Mn (s) + 2 CO2 (g)Calculate ΔG at 298K if MnO2 = 0.150 mol, Mn = 0.850 mol, CO =
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2. asked by Chase
3. 1,019 views
In a dry cell, MnO2 occurs in a semisolid electrolyte paste and is reduced at the cathode. The MnO2 used in dry cells can itself
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2. asked by Mel
3. 1,227 views
In a dry cell, MnO2 occurs in a semisolid electrolyte paste and is reduced at the cathode. The MnO2 used in dry cells can itself
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2. asked by Anusha
3. 1,110 views
Question 3 (1 point)Is this equation balanced? 2Zn(OH)2 + 2NaOH → Na2ZnO2 + 2H2O a The equation is balanced because all
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2. asked by jalonn:3
3. 86 views
The electrochemical cell described by the balanced chemical equation has a standard emf of -0.25 V. Calculate the value (kJ) for
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2. asked by Jess
3. 636 views