Question

Which of the following statements is true?

Physical properties cannot be tested without changing the chemical structure of the substance.
Under normal conditions, atoms have a positive charge.
The compound potassium chloride (KCl) has different properties than potassium (K) and chlorine (Cl).
Increasing temperature will decrease the rate of a chemical reaction.

Answer 1

Under normal conditions, atoms have a positive charge.

Explanation: I SAID ITS THE RIGHT ANSWER

Answer 2

Under normal conditions, atoms have a positive charge.

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