Which of the following is the best example of the law of conservation of mass?
- A$12 \ g$ of carbon combines with $32 \ g$ of oxygen to form $44 \ g$ of $CO_2$
- BWhen $12 \ g$ of carbon is heated in a vacuum there is no change in mass
- C$A$ sample of air increases in volume when heated at constant pressure but its mass remains unaltered
- DThe weight of a piece of platinum is the same before and after heating in air
Explore More
Similar Questions
Explain the Law of Definite Proportions with examples.
Medium
View SolutionBlack oxide of copper and red oxide of copper contain $79.9\%$ and $88.8\%$ of metal respectively. This data illustrates the law of:
Medium
View Solution$A$ pure sample of water contains $88.89\%$ of oxygen by mass and $11.11\%$ of hydrogen by mass. This is an example of which law?
Medium
View SolutionWhen $2.16 \ g$ of metallic copper is treated with nitric acid,the weight of copper oxide obtained is $2.70 \ g$. In a second experiment,$1.15 \ g$ of copper oxide on reduction gives $0.92 \ g$ of copper. These results illustrate the law of:
Difficult
View SolutionReduction of $2.4 \ g$ of $FeO$ with hydrogen yields $1.68 \ g$ of $Fe$. In another experiment,$2.9 \ g$ of $FeO$ on reduction with hydrogen yields $2.03 \ g$ of $Fe$. These results illustrate the law of:
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo