A factor that is changed in an experiment is called the Independent Variable.
Answer:
Organ
Explanation:
Cells work together to make tissues, tissues work together to make organs, organs works together to make the organ system, and the organ system works to help the organism stay alive and do all of the physical stuff._.
Answer:
the change is evaporation
Explanation:
the water heats up at the surface of the water and evaporates
POH = - log [OH]
<span>pOH = - log (6.40 × 10-3) </span>
<span>pOH = 2.19 </span>
<span>pH + pOH = 14 </span>
<span>pH = 14 - pOH </span>
<span>pH = 14 - 2.19 </span>
<span>pH = 11.8</span>
Answer:
sodium appears as a silvery soft metal that becomes grayish white upon exposure to air
Explanation:
molecular weight 22.989769 g/mol
modify dates 2021 -01-23
create dates 2004-09-16
