A physiological saline solution has a concentration of 0.90 % m/v NaCl. Which of these solutions is hypotonic to the saline solution?
A) 0.25 % m/v NaCl
B) 0.90 % m/v NaCl
C) 1.00 % m/v NaCl
D) 1. 90 % m/v NaCl

plasma is the state of matter where the substance is ionized and has no definite shape or volume. the fact of being ionized makes the substance a good electrical conductor.

i think it's letter a.

the objects have the same charge is correct.

nathan lee