Answer:
They are a base and an acid, so they neutralize each other.
Explanation:
Sodium hydroxide is a strong base. Hydrochloric acid is a strong acid.
They react with (neutralize) each other to form a salt (sodium chloride) and water.
NaOH + HCl ⟶ NaCl + H₂O
Answer:
C. Candles
Explanation:
It cannot be as it is made of wax. Polythene is used in the manufacture of plastic products like containers, pipes, toys, etc.
Answer:
Group 7
Explanation:
The element with the electronic configuration 1s2 2s2 2p5 belongs to group 7 of the periodic table because it has 7 electrons in its outermost shell.
Since it has 7 electrons in its outermost shell, the element would need 1 electron to satisfy the octet rule during bond formation.
Answer:
Particles in a liquid move randomly and can slide past each other but they don't move far away from each other. Particles in liquids are close together, rolling over each other and arranged randomly. Particles in a solid vibrate in all directions but cannot move out of their fixed positions.
Explanation:
yuh