Two Kilograms of Ice at 0

question 2

Multiple Choice

Two kilograms of ice at 0.0 °C are placed in a sealed glass container [k = 0.80 W/(m · C°) ].The container is then placed in a room that is maintained at 30.0 °C.The top cover is a thermal insulator and all other sides of the container are exposed to room air.The surface area of the container is 6.53 × 10^-² m²;and its glass walls are 0.0050 m thick.
-Approximately,how long does it take all of the ice to melt?

• A)4.7 min
• B)7.8 min
• C)18 min
• D)36 min
• E)2.7 h

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Definitions:

5-card Hands

In card games, specifically poker, it refers to the combination of five cards dealt to a player.

"Face" Cards

In a deck of playing cards, the king, queen, and jack of each suit, which have pictures of faces on them.

Standard Deck

A set of 52 playing cards divided into four suits: hearts, diamonds, clubs, and spades, each containing 13 ranks from Ace through King.

Suit

A set of garments made from the same cloth, usually consisting of at least a jacket and trousers, worn traditionally by men.