C. Groups 13-16 contain metalloids.
If you look on a periodic table, these usually have a different color.
A physical change is any change in a substances form that does not change its chemical makeup. Examples of physical changes are breaking a stick or melting ice. A chemical change occurs when atoms of a substance are rearranged, and the bonds between the atoms are broken or formed. HOPE THIS HELPS!!
Answer:
Double replacement reaction
Explanation:
Now, let us first write the reaction equation properly:
H₂SO₄ + 2KOH ⇒ K₂SO₄ + 2H₂O
The above reaction is a neutralization reaction between an acid and a base whose product gives salt and water only at most instances.
From here, we can observe that the species displaces on another in their ionic state. Hydrogen replaces potassium and water is produced. Potassium combines chemically with sulfate ions to give the salt of potassium.
Answer: 1
Explanation:
The number of times a machine increases a force exerted on it The input force will be the same as the output force.
A. An octopus
An organism is an individual animal, plant, or single-celled life form.
The octopus is the only living thing listed so that is why it is the example of an organism
