PLEASE HELPP ME would best help reduce the risks fuel
production poses to the environment?

A.) extracting raw materials only in remote areas

B.) developing methods for obtaining clean energy

C.) extracting much oil as possible before using raw materials to produce fuel

D.) developing technology to improve the process of transforming raw materials into fuel

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

the temperature of the gas, in k, not celsius.

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;