Look at the image, read, and choose the right answer. (1 point) Female and male lions, arrow pointing to female La leona « female lion/lioness » es grande y . pequeña alto bonita bonito

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

- lead + phosphoric acid = hydrogen + lead(ii) phosphate

the electron configuration that you gave me has 16 electrons ergo it has 16 protons ergo it is the element sulfur.