Answer:
they repel
Explanation:
because like charges repel
heating is repeated to ensure all water molecules have evaporated
Answer:
Corn stalks
Explanation:
Biomass fuel is produced by living or once-living organisms.
The most common biomass fuels used for energy come from plants, such as corn and soy.
B is wrong. Yellowcake is a refined form of uranium ore.
C and D are wrong. Coal and natural gas are not biomass fuels.
For a p type of semiconductor we need a dopant which is from 13th group in periodic table
Al , B, Ga, In Tl
So the correct element will be In : Indium
The other elements belongs to 15th group and hence will give n type semiconductor
Answer:
it can be revised at any time.
Explanation:
