Reorder 4Fe and 3O2.
3O2 + 4Fe
Answer:
B
Explanation:
Applying law of electrostatic which states that like charges repel each other and unlike charges attract each other
N and S are unlike charges that turn and make the former repulsive force (due to two like charges N and N)to <em>reduce</em> and attractive force between N and S to <em>increa</em><em>se</em>
1. They are isotopes of oxygen
2. they have the same number of protons and electrons
He is using the filtration method.
It’s a technique which is used for separation of solids and fluids by putting them through a medium which allows only fluid to pass through, leaving the solids (in this case the soil) alone.
The fluid that passed is called the filtrate.
Answer:
The correct answer is B. A compound that is a hydrogen ion acceptor in an acid-base reaction