In one form of beta decay, potassium decays to produce calcium. What values do the letters represent? Superscript 40 Subscript a Baseline Upper k right arrow Superscript b subscript 20 Baseline Upper C a + Superscript 0 Subscript c Baseline e

a is

b is

c is

The nuclear reaction is a
decay.

well off of my head we know that the perfume bottle is most likely opened, or broken. i can also tell it is moving at low and high concentration because it is covering the other side of the room. what we can obtain from this information is it explains why the odor can be detected at the other side of the room.

each  column  of the  table  is called a group. elements in a group share similar properties. groups are  read  from  top  to  bottom. metal. metalloid. nonmetal. solid. liquid. gas. fe. hg. o.  2. 3. 4. 5. 6. 7. 8. 9.  2. beryllium. 9.012. 4.  sodium. 22.990.  11. 3.  magnesium. 24.305.  12.  potassium. 39.098.  19. 4.  calcium. 40.078.  20. i guess  i