Which of the following statements holds true for a chemical change? user: which of the following statements holds true for a chemical change?

This is the list of answer choices is:

A. In a chemical change, no new substance is formed
B. In a chemical change, a substance changes its phase
C. In a chemical change, the molecular structure of a substance changes
D. In a chemical change, one substance dissolves into another

And the right answer is the option C. In a chemical change, the molecular structure of a substance changes.

That is true because the basic unit that remains unchanged is the atom. The atoms combine making bonds and forming molecules. So, in a chemical change tha atoms form new bonds, leading to new molecules, which is what a change in the molecular structure of a substance means.

Ch4 is nonpolar and insoluble in water. since all of the hydrogen atoms are evenly spread around the carbon atom even through the c h bond is polar all the poles cancel each other out.

A) the enthralling of formation for pure element in its standard state is always positivehope this : )