4 electrons are shared in an O2 molecule.
Answer:
The bottom number on each element of the periodic table are called the 4f series or lanthanoids and 5f or actanoids. They are also called inner transition elements.
Answer:
The concentration of SO₂ will decreases
Explanation:
As you can see in the reaction
2 moles of gas ⇆ 3 moles of gas
Based on Le Châtelier's principle, a change doing in a system will produce that the system reacts in order to counteract the change made.
If the pressure is increased, the system will shift to the left in order to produce less moles of gas and decrease, thus, the pressure.
As the system shift to the left, the concentration of SO₂ will decreases
Answer: Methylamine when heated with an alcoholic solution of KOH and CHCl3CHCl3, it gives an offensive smell of methyl cyanide.
Explanation:
A. Both the cell membrane and the nuclear membrane are protective coverings.
