Asked by Maggie
Calculate the amount of energy in calories that is needed to melt 45g of ice at -20°C and then increase the temperature to 95°C
Answers
Answered by
DrBob222
q for ice at -20 to ice at 0.
q = mass x specific heat ice x delta T (dT = 20).
q to melt the ice is
q = mass ice x heat fusion.
q to heat from zero to 95.
q = mass H2O x specific heat H2O x dT and dT = 95.
Then sum the q values.
q = mass x specific heat ice x delta T (dT = 20).
q to melt the ice is
q = mass ice x heat fusion.
q to heat from zero to 95.
q = mass H2O x specific heat H2O x dT and dT = 95.
Then sum the q values.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.