**Match the laws of chemical combination with their discoverers:**

**Column I:**
(A) Law of Conservation of Mass
(B) Law of Definite Proportions
(C) Law of Multiple Proportions

Question

**Match the laws of chemical combination with their discoverers:**

**Column I:**
(A) Law of Conservation of Mass
(B) Law of Definite Proportions
(C) Law of Multiple Proportions
(D) Law of Gaseous Volumes

**Column II:**
(P) Joseph Proust
(Q) Antoine Lavoisier
(R) John Dalton
(S) Gay-Lussac

Prashant Kotian · Accepted Answer

Correct answer: (A) $\RIGHTARROW$ Q
(B) $\RIGHTARROW$ P
(C) $\RIGHTARROW$ R
(D) $\RIGHTARROW$ S. **(A)** Lavoisier established mass conservation.
**(B)** Proust proposed constant composition.
**(C)** Dalton proposed multiple proportions based on his atomic theory.
**(S)** Gay-Lussac established the law for combining volumes of gases.

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