Water ‘s presence in the Living World Water is essential in the living world, it is the main component in glacier, sea and present predominantly in living cells. Water is used for drinking, washing and irrigating crops and watering livestock. It also acts as a thermal regulator by smoothing out sudden and large temperature variations in the environment. Water’s Composition Water is made of H2O, it can be separated through electrolysis. Hydrogen is …showed first 75 words of 595 total…

…showed last 75 words of 595 total…to be closer to one another. Formulae to calculate heat capacity and heat of fusion for water To calculate heat capacity in water Q = mc ∆t Q = thermal energy in Joules m = mass in gram ∆t = change in temperature in ° C c = specific heat capacity in Joules / gram ° C To calculate heat of fusion in water ∆ Heat of fusion = Q / m Q = thermal energy m = mass of melted ice ∆ H fus is in Joules/gram