9.37 for an 85 wt% pb–15 wt% mg alloy, make schematic sketches of the microstructure that would be observed for conditions of very slow cooling at the following temperatures: 600°c (1110°f), 500°c (930°f), 270°c (520°f), and 200°c (390°f). label all phases and indicate their approximate compositions.

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?

How many moles of kci are produced from 2.50 moles k