. Given the diagram at right for steady state 1-dimensional heat transfer through a slab: What is the thermal conductivity of the material (in standard English units)? B. Using Appendices

A.1-A.3 in the book,estimate what material this slab may be made from. C. Repeat parts A and B for a heat flux of 18Btu/ft?-h. What is k?What material is this likely to be?