Batteries used in watches contain mercury(II) oxide.As the current flows,mercury(II) oxide is reduced to mercury according to the following reaction: HgO(s) + H₂O( ) + 2 e^- → Hg( ) + 2 OH^-(aq)
If 2.3 × 10^-5 amperes flows continuously for 1200 days,calculate the mass of mercury,Hg( ) ,produced.

Question

Batteries used in watches contain mercury(II) oxide.As the current flows,mercury(II) oxide is reduced to mercury according to the following reaction: HgO(s) + H₂O(

) + 2 e^- → Hg( Batteries used in watches contain mercury(II) oxide.As the current flows,mercury(II) oxide is reduced to mercury according to the following reaction: HgO(s) + H2O( ) + 2 e- → Hg( ) + 2 OH-(aq) If 2.3 × 10-5 amperes flows continuously for 1200 days,calculate the mass of mercury,Hg( ) ,produced. A) 2.5 g B) 5.0 g C) 9.9 g D) 13 g E) 15 g

) + 2 OH^-(aq)
If 2.3 × 10^-5 amperes flows continuously for 1200 days,calculate the mass of mercury,Hg( Batteries used in watches contain mercury(II) oxide.As the current flows,mercury(II) oxide is reduced to mercury according to the following reaction: HgO(s) + H2O( ) + 2 e- → Hg( ) + 2 OH-(aq) If 2.3 × 10-5 amperes flows continuously for 1200 days,calculate the mass of mercury,Hg( ) ,produced. A) 2.5 g B) 5.0 g C) 9.9 g D) 13 g E) 15 g

) ,produced.

Quizplus · Accepted Answer

The Answer of Batteries used in watches contain mercury(II)oxide.As the current flows,mercury(II)oxide is reduced to mercury according to the following reaction: HgO(s)+ H₂O( )+ 2 e^- → Hg( )+ 2 OH^-(aq) If 2.3 × 10^-5 amperes flows continuously for 1200 days,calculate the mass of mercury,Hg( ),produced.

Batteries Used in Watches Contain Mercury(II)oxide