Crumpling and tearing cause physical changes to a piece of paper. Which two characteristics of the paper change?
A. Size
B. Reactivity
I C. Identity
I D. Shape

Please help I’ll give brainlist and no spamming or links just please help

size and shape. only the appearance of the paper will have changed, but is reversible.

11 players on a field that has a maximum of 11 players

when [oh-] is 10-5  m, and [h3o+] is 10-9  m, the poh is 5 and ph is 9. again in both cases the sum of ph and poh is 14. however, the hydrogen ion concentration is not always going to be equal to exactly 1 x 10 raised to a negative number. for example, we skipped over the value of 2.0 x 10-7.