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According to my theory note Metallic bonds: occcur in metals where they hold the positive metal ions together. the meatallic bonds are caused by the radom motion of the delocalised outer shell electrons of metal atoms and their attractin to the positive ions. Ionic Bonds: they hold positicely...

but when magnesium is placed in the solution and the other being copper, Mg is going to oxidise to produce positive Volatage because its more reactive than copper So i guess maybe the answer correct me if im wrong

hey i am not hundred sure if i am right but the whole point of Simpson's rule is to find area of the graph by section using parabola yes. then why not find the volume by section. then find the area of rotated cross section of graph with width ----> 0 which in this case Well stuff this think...

okey when iron reacts with acid, it is not referred as rusting it is simply acid-metal reaction it is metal + acid --------> salt + hydrogen eg if iron reacts with HCl it becomes FeCl3 Yes when it reacts with water and oxygen it is rusting - oxdisatiom and different products