The results the student obtained using 50 cm^3 of sea water are: mass of empty evaporating basin = 23.57 g
mass of evaporating basin and dry solid residue = 25.23 g
Calculate the mass of solid dissolved in 1000 cm^3 of the sea water.

is there multiple choice answers?

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e

2b2t

explanation:

2b2t