44) The _____ is an angle that a liquid creates with a solid surface or capillary walls of a porous material when both materials come in contact together.

45) Auto catalytic deposition is another name for

46) Calorie is the unit of

47) Pyrometer is used to measure

48) Which is the process of applying adhering layers of nobler metals to another metal's surface by dipping in a nobler metal solutin ion to produce a replacement reaction