Element X consists of two isotopes with masses of 62.9 and 64.9.
The relative atomic mass of the element is 63.6. The percentage
abundance of the lighter isotope is closest to -
Select one:
-65%

-55%

-35%

-45%

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Achef makes salad dressing by mixing oil, vinegar, and spices, as shown. which type of matter is the salad dressing?

Why is permeable soil best for plants that need a lot of drainage?