Thành phàn dung dịch nước muối NaCl 9% bao gồm

the correct answer is answer a. a mixture

no other options make sense

hope this

have a great day : )

  - sprinkles

answer; /// the amount of material dissolved in a measure of liquid(concentration) the above statement is (true); /// good luck

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be