They didn’t have a science section so that is why I put chemistry

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

How many moles of cu are needed to react with 5.8 moles of agno3? cu + 2 agno3 → cu(no3)2 + 2 ag