Which of the following gases will effuse out of football bladder most quickly ?
A). He
B). H2
C). N2
D). O2
H2
Hydrogen gas(H2) will effuse out of football bladder most quickly.
1. Which of the following elements has the lowest melting point?
2. The first organic compound synthesised in the laboratory was
3. Alum stops bleeding in minor cuts because of
4. An example of replenshible energy source is
5. Detergents used for cleaning clothes and utensils contain
6. Muscle fatigue is caused by the accumulation of :
7. Question 11.18:How is excessive content of CO2 responsible for global warming?
8. Denatured spirit is ethanol mixed with