In the reaction Na + H2O  --->  NaOH + H2, which of these is true? Group of answer choices     Oxygen is oxidized   Water is oxidized   Hydrogen is oxidized   Sodium is oxidized     When the equation Al(ClO3)3 ---> AlCl3 + O2 is balanced, the coefficient of O2 will be 6. Group of answer choices     True   False       The equation BaCO3 --->  BaO + CO2 represents a decomposition reaction. Group of answer choices     True   False

2. If 4.9 grams of magnesium metal react with copper (II) bromide to produce 6.2 grams of magnesium bromide and 3.3 grams of copper metal, how many grams of copper (II) bromide were used up? Part II: Balance the following reactions, identify what type of reaction, and Туpе: Redox? write if the reaction is considered a redox reaction. 1 CH, + Oz- 02 CO2+ H20 1) 2._NazSO,+ Pb(NO:)z NaNO, + PbSO. 3. hydrogen gas + oxygen gas - water 3) Liron (III) sulfide + 4. aluminum _aluminum sulfide + iron 4) 2)

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When the following skeletal equation is balanced under basic conditions, what are the coefficients of the species shown? 2 F+1 HPbO₂ Water appears in the balanced equation as a reactant Submit Answer F₂+1 Which species is the oxidizing agent? HPBO 2 s Retry Entire Group [Review Topics] [References] Use the References to access important values if needed for this question. Pb (reactant, product, neither) with a coefficient of 1 8 more group attempts remaining (Enter 0 for neither.)