Best answer will be mark as brainliest! when you put alka seltzer in water and you leave it for 1 minute. is the solution acid, base, or neutral? 30 points

Which element is the least metallic between cadmium, silver, zinc, or iron?

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.

Connect the whole numbers on the periodic table to indicate what they represent?