Why does mixing reactants in different molar ratio’s affect the amount of product and the amount of each reactant that is leftover?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

In general metals get as you move from left to right across the periodic table.

C=59(f−32)the equation above shows how temperature f, measured in degrees fahrenheit, relates to a temperature c, measured in degrees celsius. based on the equation, which of the following must be true? a temperature increase of 1 degree fahrenheit is equivalent to a temperature increase of 59 degree celsius. a temperature increase of 1 degree celsius is equivalent to a temperature increase of 1.8 degrees fahrenheit. a temperature increase of 59 degree fahrenheit is equivalent to a temperature increase of 1 degree celsius. a) i onlyb) ii onlyc) iii onlyd) i and ii only