2HgO (s) X→ 2Hg(l) + O2(g)
What is ′X′ in the equation?
Mercuric Oxide on heating breaks down into mercury and oxygen.
V/m is the unit of:
b)electric potential energy
d)electric field intensity
Question 8 In an ecosystem, the 10% of the energy available to the next trophic level is in the form of (a) heat energy (b) light energy (c) chemical energy (d) mechanical energy
The heat required to raise the temperature of a body by 1 °C is