If 2.5L of solution is diluted to prepare 1.7L of a 0.8M solution, what was the original concentration?

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms