Determine the oxidation states for the elements in the following reactions. Label which elements are gaining electrons and which elements are losing electrons. Include the number of electrons gained or lost with each element. Identify the oxidizing agent and the reducing agent in each reaction. Zn+2H ---> 2Zn+H^2

P^4+6Br^2 ---> 4PBr^3

CH^4+2O^2 ---> CO^2+2H^2O​

What provides structure to the human body?

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Need what is special about water as a compound? how does water regulate climate? what drives water evaporation?   why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation?   what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !