Chart: Element l Atomic Radius l Ionic Radius l

Potassium l 227 pm l 133 pm l

Iodine l 133 pm l 216 pm l

18. What is the percent change when an iodine atom (I) becomes ion (I-)?
19. What is the percent change when a potassium atom (K) becomes an ion (K+)?

18) -41.4%

19) 62.4%

Step-by-step explanation:

18) % change =

19) % change =

Feel free to mark this as brainliest! :D

120 seems like the most sensible answer.

step-by-step explanation:

if there is only one topping on all caramel apples and there's 120 of them. then all apples should/will be covered in sprinkles. make sense?

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°