Apiece of iron (c = 0.449 j/g°c) and a piece of gold (c = 0.128 j/g°c) have identical masses. if the iron has an initial temperature of 468 k and the gold has an initial temperature of 328 k, which of the following statements is true of the outcome when the two metals are placed in contact with one another? assume no heat is lost to the surroundings.

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2