Question

find the average of Ca Sr Ba?​

Answer 1

Answer:

The most distinctive xylem cells are the long tracheary elements that transport water. Tracheids and vessel elements are distinguished by their shape; vessel elements are shorter, and are connected together into long tubes that are called vessels. Xylem also contains two other cell types: parenchyma and fibers.

Answer 2

Explanation:

Dobereiner suggested that calcium ( Ca ), strontium ( Sr ) and ... is nearly or exactly equal to the mean of the atomic weights of the ... Calculate volume percentage