Compute the thermal conductivity of the styrofoam

Reference no: EM13510896

A Styrofoam box has a surface area of 0.79 m2 and a wall thickness of 2.0 cm. The temperature of the inner surface is 5.0°C, and the outside temperature is 26°C. If it takes 8.3 h for 5.0 kg of ice to melt in the container, determine the thermal conductivity of the Styrofoam.

Reference no: EM13510896

Questions Cloud

Compute the change in average kinetic energy per atom : The temperature of 2.00 moles of argon gas is lowered from 2.80 x 10^2 K to 1.90 x 10^2 K. Find the change in the average kinetic energy per atom.

What is the radius of a hydrogen-filled balloon : What is the radius of a hydrogen-filled balloon that would carry a load of 3700 N (in addition to the weight of the hydrogen) when the density of air is 1.29 kg/m3

Journalize each transaction : Indicate the effect each transaction has on the accounting equation (Assets = Liabilities + Owner's Equity), using plus and minus signs.

Journalize the entries required : Big Ben Corporation has 250,000 shares of $50 par common stock outstanding. On May 10, Big Ben Corporation declared a 2% stock dividend to be issued August 1 to stockholders of record on June 9. The market price of the stock was $60 per share on M..

Compute the thermal conductivity of the styrofoam : A Styrofoam box has a surface area of 0.79 m2 and a wall thickness of 2.0 cm. determine the thermal conductivity of the Styrofoam

Journalize the entries to record the transactions : During the year, the corporation completed a number of transactions affecting the stockholders' equity.

Determine the temperature at the junction : A bar of lead (bar A) is in thermal contact with a bar of silver (bar B) of the same length and area, Find the temperature at the junction when the energy flow reaches a steady state

Find the wave speed for the transverse traveling waves : A guitar string is vibrating in its fundamental mode, with nodes at each end. The length of the segment of the string that is free to vibrate is 0.388m. What is the wave speed for the transverse traveling waves on this string

Determine bank of america dividend yield : In addition, Bank of America had earnings per share of $4.05 and dividend per share was $1.95. Determine Bank of America's dividend yield. Round to one decimal place.

User Account

All Pages