Write in which of these processes heat is absorbed or releases heat. 1. When candle wax melts
2. When the orange juice solidifies
3. When clouds form.
4. When dew drops are formed
5. When the snowflakes form​

One similarity and one difference between an element and a mixture of elements

What is the volume of 2.5 moles of nitrogen gas (n2)at standard temperature and pressure (stp)?

An engineer decides to use a slightly weaker material rather than a stronger material, since she knows that the stronger material can break suddenly. this is an example of what? a choosing a material that will show warning before it fails b using composite materials that combine strength c using a material for multiple applications d using design techniques that increase efficiency and reduce cost