Did the entropy of the system increase or decrease

Reference no: EM13983670

A glass of water is left sitting out in the kitchen. It contains 100g of ice and 400g of water. Over the next few hours the system absorbs 25kJ of heat.

a) How much ice melts?

b) Did the entropy of the system increase or decrease? How do you know?

Reference no: EM13983670

Questions Cloud

Intervals and decreasing on complement : How would you extend these formulas to transformations that are monotonically increasing on some intervals and decreasing on their complement?

What is the density : We wish to determine the density of an unknown substance using only a spring scale and a beaker of water. in air sample has a weight of 28.4N. measures underwater it has a weight of 17.N. What is the density?

What is rate at which energy flows from the inside of house : What is the rate at which energy flows from the inside of the house to the outside through the window? If this same power were used to heat water at 100 oC and 1 atm., how much water would it boil in one minute?

Identify law at source of dispute in deweerth vs baldinger : Identify the law at the source of the dispute in DeWeerth v. Baldinger. Identify the district court's holding regarding the defendant's motion to dismiss in DeWeerth v. Baldinger

Did the entropy of the system increase or decrease : A glass of water is left sitting out in the kitchen. It contains 100g of ice and 400g of water. How much ice melts? Did the entropy of the system increase or decrease? How do you know?

What are the readings on the scales located under the ends : The woman in the figure is 54 kg, and the board she is standing on has a 10 kg mass. What are the readings on the scales located under the ends of the board?

How high will the marble rise : The marble hits the glass plate 6.0 m below the point from which it was dropped. If the collision is elastic, how high will the marble rise, relative to the point from which it was dropped?

What is the tension in the belt and the torque on wheel p : The weight of the belt and frictional forces are negligible. The diameter of P is 150 mm. The diameter of Q is 100 mm. The torque applied to Q is 3.0 Nm. What is the tension in the belt and the torque on wheel P?

What is the equivalent annual annuity : Project L has an expected life of 4 years with after tax of 5,200 at the end of each next 4 years each project has a WAAC of 9% and what is the equivalent annual annuity of the most profitable project?

User Account

All Pages