At constant temperature and pressure, two litres of hydrogen gas react with one litre of oxygen gas to produce two litres of water vapour. This is in accordance with ……………….
A. law of multiple proportion
B. law of definite composition
C. law of conservation of mass
D. law of gaseous volumes
Answer:D
At constant temperature and pressure, two litres of hydrogen gas react with one litre of oxygen gas to produce two litres of water vapour. This is in accordance with ……………….
A. law of multiple proportion B. law of definite composition C. law of conservation of mass D. law of gaseous volumes