Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Basic Concepts of Chemistry
The statement "A chemical compound is always found to be made up of the same elements combined together in the same fixed proportion by weight" is known as
1
law of constant proportion
2
law of conservation of mass
3
law of multiple proportion
4
More than one of the above
5
None of the above