How much heat is required to raise the temperature of 45.0g of Iron (Fe) from 15.5°C to 87.5°C? (C​ p​for Iron= 0.4494 J/g°C)

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

The element that has the greatest electronegativity is

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 !