Answer:
Iron gains three electrons.
Answer:1
Explanation: There is only one orbital in the s sublevel. It can hold up to two electrons.
Answer:
<em>A pure substance made up of two or more elements that are chemically combined is a compound</em>
Explanation:
Answer:
See explanation
Explanation:
Anode;
Sn(s) ------> Sn^2+(aq) + 2e
Cathode;
Mn^2+(aq) + 2e ------> Mn(s)
The minimum voltage required to drive the reaction is the cell voltage. The cell voltage is obtained from;
E°cell= E°cathode - E°anode
E°cell= -1.19 - (-0.14)
E°cell= -1.05 V
1 calorie is equal to 4.184 Joules.