"A chemical compound always contains the same elements combined together in the same proportion or ratio" is the statement of ____?

"A chemical compound always contains the same elements combined together in the same proportion or ratio" is the statement of ____?

"کیمیائی مرکب میں ہمیشہ وہی عناصر ہوتے ہیں جو ایک ہی تناسب یا تناسب میں اکٹھے ہوتے ہیں" ____ کا بیان ہے؟
Explanation
  • The statement "A chemical compound always contains the same elements combined together in the same proportion or ratio" is a statement of the Law of Constant Composition.
  • It is also known as the Law of Definite Proportions.
  • This law was first discovered by Joseph Proust in 1797.