Question

Rank following things according to the thermal energy they contain: (a) 50 mL cup of water...

Rank following things according to the thermal energy they contain: (a) 50 mL cup of water at 0°C, (b) 50 mL cup of water at 80°C, (c) 100 mL cup of water at 0°C, and (d) 50 gram block of ice at 0°C.

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

To make ice all at o•c 50ml water at 80•c releases more heat than 100ml at 0•c than 50ml of water at 0•c than 50gm of ice at 0•c

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Five perfectly insulating cups contain equal volumes of water all initially at 90°C. To each cup...
Five perfectly insulating cups contain equal volumes of water all initially at 90°C. To each cup is added a different metal block all with initial temperature of 25°C and equal mass. The metals are copper, silver, aluminum, lead, and iron. Which cup ends with the coolest water after thermal equilibrium has been established? Neglect any energy transfer into or away from the cups.
QUESTION 1 Calculate the heat energy required to raise the temperature of a cup of water...
QUESTION 1 Calculate the heat energy required to raise the temperature of a cup of water (300 grams) from 25°C to 100°C. Express your answer in Joules. (Be careful with powers of 10) A 9.43 x 10e4 J B 22,500 J C 2.25 x 10e4 J D 94,275 x 10e4 J E 80 J F 335 J    QUESTION 2 Calculate the heat energy required to raise the temperature of 5 gallons of water from 50 F to 130 F....
cup of iced water has 50 g of ice cubes in 100 g of water all...
cup of iced water has 50 g of ice cubes in 100 g of water all at 0 degrees celsius in a room where the air temp if 27 degrees celsius. soemtime later all the ice cubes melt into water still at 0 degrees celsius. what is the change in entropy of A) the iced water? what is the change in entropy for the room and the change in entropy for the "universe"?
Your 300 mL cup of coffee is too hot to drink when served at 90°C. An...
Your 300 mL cup of coffee is too hot to drink when served at 90°C. An ice cube, taken from a −20°C freezer is used to cool your coffee to a pleasant 60°C. Assume that you have a well-insulated cup. a. Provide the statement of energy conservation for this closed “coffee-ice” system. b. What is the heat lost by coffee in bringing down the temperature to 60°C? c. How much heat is consumed in converting ice to water at 0°C?...
When a small ice cube at -10∘C is put into a cup of water at room...
When a small ice cube at -10∘C is put into a cup of water at room temperature, which of the following plays a greater role in cooling the liquid water: the warming of the ice from -10∘C to 0∘C , or the melting of the ice? a) the warming of the ice from -10 ∘C to 0 .C b) the melting of the ice
A certain mass, m, of water has thermal energy added to it until the water is...
A certain mass, m, of water has thermal energy added to it until the water is at the boiling point. Additional thermal energy is added until the entire mass, m, has been phased changed into steam. Which is of the following options best correlates with this? Must choose one. a) The temperature of the steam will be less than that of the water at the boiling point. b) The temperature of the steam will be greater than that of the...
Triacylglycerols contain more metabolic energy gram per gram than glycogen because triacylglycerols * A contain more...
Triacylglycerols contain more metabolic energy gram per gram than glycogen because triacylglycerols * A contain more heteroatoms like nitrogen which facilitates amino acid synthesis B triacylglycerols are synthesized in the body, while glycogen is consumed C contain more water by volume, providing an aqueous environment for metabolic processes to occur D are more reduced, and thus can reap the maximum energy upon complete oxidation
What amount of thermal energy (in kJ) is required to convert 220 g of ice at...
What amount of thermal energy (in kJ) is required to convert 220 g of ice at -18 °C completely to water vapour at 248 °C? The melting point of water is 0 °C and its normal boiling point is 100 °C. The heat of fusion of water is 6.02 kJ mol-1 The heat of vaporization of water at its normal boiling point is 40.7 kJ mol-1 The specific heat capacity of ice is 2.09 J g-1 °C-1 The specific heat...
What amount of thermal energy (in kJ) is required to convert 216 g of ice at...
What amount of thermal energy (in kJ) is required to convert 216 g of ice at -30 °C completely to water vapour at 198 °C? The melting point of water is 0 °C and its normal boiling point is 100 °C. The heat of fusion of water is 6.02 kJ mol-1 The heat of vaporization of water at its normal boiling point is 40.7 kJ mol-1 The specific heat capacity of ice is 2.09 J g-1 °C-1 The specific heat...
Jane and Bill each purchased a 250 mL cup of hot coffee (T = 50◦C). Jane...
Jane and Bill each purchased a 250 mL cup of hot coffee (T = 50◦C). Jane sweetens her coffee by adding one teaspoon of sugar (sucrose, 342.3 g/mol). Bill sweetens his coffee by adding a one gram package of a sweetener (saccharin, 183.19 g/mol). Assuming that the coffee is very weak so that the sweetener may be considered to be the only solute, what is the difference between the chemical potential of the hot water in the two cups? The...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT