By there pH . a pH below 7 is acidic . Above 7 is basic. If it’s right at 7 it’s neutral.
The alpha particle is the helium nucleus.
The mass of helium nucleus (⁴₂He) is 4u.
The mass of radioactive atom decreases by 4u. Look at the reaction below:
²²³₈₈Ra ---> ⁴₂He + ²¹⁹₈₆Rn
Answer:
well physical weathering is the process of a element or acts of water rock or other items that take its toll on items
Explanation:
so i would,WITH CONFIDENCE C.
Answer:
Because they have strong roots, they remain stuck in the ground.
Explanation:Because they have strong roots, they remain stuck in the ground.