Some examples of malleable materials are gold, silver, iron, aluminum, copper and tin.
1s2 2s2 2p6 3s2 3p6 4s1
s orbital can hold 2 electron
p orbitals can hold 6 electron
Density decreases that's why ice floats on water because it's less dense than water.
Answer:
Natural sources include decomposition, ocean release and respiration. Human sources come from activities like cement production, deforestation as well as the burning of fossil fuels like coal, oil and natural gas.
The answer is D the oldest layer
