Find the change in entropy of the ice that was melted

Reference no: EM13517731

Two and one-half kg of ice at temperature T' = 0ºC is melted into water at the same temperature by placing it in contact with a reservoir at temperature TR = 20.0ºC.

a) What is the change in entropy of the ice that was melted?

b) What is the change in the entropy of the universe?

Reference no: EM13517731

Questions Cloud

Define the wavelengths associated with an electron : What is the wavelengths associated with an electron moving at 1.5x10^8 cm/s and a 60g tennis ball moving 1500 cm/s. Which particle has a longer wavelength

Research illuminated medieval and renaissance manuscripts : Find that the words of your story or poem became more meaningful through the embellishment process - Do you value the message the poem or story sends now that you have paired the words.

Find an article on using big data in ais : Find an article on using Big Data in AIS. Articles should address current technologies and/or emerging trends. Discussions should focus on the security of the data and internal controls, not the efficiency of operations. Do not merely summariz..

Determine how much heat was transferred to the gas : Four gram-moles of an ideal monatomic gas initially at temperature 300 K is compressed adiabatically from a volume of 1200 cm3 to a volume of 350 cm3. How much heat was transferred to the gas

Find the change in entropy of the ice that was melted : Two and one-half kg of ice at temperature T' = 0ºC is melted into water at the same temperature by placing it in contact with a reservoir at temperature TR = 20.0ºC. find the change in entropy of the ice that was melted

State balanced reaction equations for the reacions : Write balanced reaction equations for the reacions involved a) when aspirin dissolves in aqueous NaHCO3 and b) when aspirin is precipitated from a sodium acetylsalicylate solution by HCl.

How much heat is absorbed or liberated : One gram-mole of an ideal gas initially occupies V1 = 5.0 L at P1 = 117 kPa, and then expands to V2 = 10.0 L at constant pressure. How much heat is absorbed (+) or liberated (-)

Revenue cycle case study : Revenue Cycle Case Study

Calculate the distance between the lenses : The eyepiece of a compound microscope has a focal length of 2.60 cm , and the objective lens has = 0.760 cm. calculate the distance between the lenses when the microscope is adjusted for a relaxed eye

User Account

All Pages