Answer:
Acceleration is defined as the rate of change for velocity.
Answer:
Option A - nucleus
Explanation:
A molecule is formed when two or more atoms join together chemically. If atoms combine that are of two or more different elements, we call that a compound. All compounds are molecules, but not all molecules are compounds.
Answer:
It's a heterogeneous mixture.
Explanation:
Diamond is made of just one element: carbon. Each carbon atom in diamond is connected to four other carbon atoms, in a crystal that extends on and on. There are other forms of pure carbon where the atoms are bonded differently, notably charcoal and graphite.
Answer:
b) F
Explanation:
Only non-metals can gain electrons during ionic bonding.
b) F
Li, Mg and K are metals.
Carbon monoxide is harmful when breathed because it displaced oxygen in the blood and deprives the heart, brain, and other vital organs of oxygen.
