we know that q=cmT, c is heat capacity of water is 4.184 J
q=4.184*77*(175-(-22))
q=4.184*77*197
q=63467.096 J
q=63.467 kJ
At 1 atm, how much energy is required to heat 77.0 g of H_2O(s) at -22.0...
At 1 atm, how much energy is required to heat 75.0 g of H2O(s) at –22.0 °C to H2O(g) at 145.0 °C? Helpful constants can be found here. Quantity per gram per mole Enthalpy of fusion 333.6 J/g 6010. J/mol Enthalpy of vaporization 2257 J/g 40660 J/mol Specific heat of solid H2O (ice) 2.087 J/(g·°C) * 37.60 J/(mol·°C) * Specific heat of liquid H2O (water) 4.184 J/(g·°C) * 75.37 J/(mol·°C) * Specific heat of gaseous H2O (steam) 2.000 J/(g·°C) *...
At 1 atm, how much energy is required to heat 75.0 g H2O(s) at −22.0 ∘C to H2O(g) at 147.0 ∘C? Use the heat transfer constants found in this table.
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