Marina is using a metal spoon to stir her hot soup. why does the spoon feel warm?

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

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.

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?