Answer:
Cooling Steam at 100 C to ice at 0 C
Explanation:
Answer:
A Family Portrait
That element is NOT in the family. When we told you about families, we said that they were groups of elements that react in similar ways. Hydrogen is a very special element of the periodic table and doesn't belong to any family. While hydrogen sits in Group I, it is NOT an alkali metal.
First off, you must realize that the phase changes are marked by the points B and D on the graph. They are level because all of the energy (or heat) being added is being consumed by the physical process. So The temperature is increasing before the phase change, and after the phase change. The moments before and after are represented by points A, C, and E.
Answer:
Explanation:
3NO₂ + H₂O → 2HNO₃ + NO
n/mol: 12.66
You get 1 mol of NO from 3 mol of NO₂
