Question

Irrespective of the source of water, a pure sample always yields $88.89\%$ oxygen and $11.11\%$ hydrogen by mass. This can be explained using law of

• A. conservation of mass
• B. definite proportions
• C. multiple proportions
• D. reciprocal proportions

Answer 1

The correct option is B definite proportions

Law of definite proportions explains the constant composition of a substance irrespective of the source of the substance.