Explanation

Ozone, a form of oxygen, is a normal constituent of the earth's atmosphere.

Photocopiers create ozone through their "corona wires" that apply a charge to the paper so the ink will cling to it

**

ND17-1-2023

Explanation

A conjugate acid, within the Brønsted–Lowry acid-base theory,

is a chemical compound formed when an acid donates a proton (H+) to a base

**

ND17-1-2023

Explanation

The transformer work only on an AC supply

because A transformer needs an alternating current that will create a changing magnetic field

note:

The transformer does not work on DC.

Direct current doesn't have a variable magnetic field

**

ND17-1-2023

Explanation

An exothermic reaction is a chemical reaction that releases energy in the form of light or heat

it is the opposite of an endothermic reaction

expressed in a chemical equation:

reactants --> protect + energy

exothermic reaction "Exo" means the release and "thermic" means heat

**

ND17-1-2023

Explanation

The equilibrium position is the resting position

where no stretch or compression exists in the spring.

Use this equation to find the restoring force: F = -kx.

The k represents the spring constant, which is a measure of the stiffness of the spring

**

ND17-1-2023

Explanation

A biological species is a group of organisms

that can reproduce with one another in nature and produce fertile offspring.

**

ND17-1-2023

Explanation

Chewing or mastication is the process by which food is crushed and ground by teeth.

It is the first step of digestion,

and it increases the surface area of foods to allow a more efficient breakdown by enzymes.

**

ND17-1-2023

Explanation

ارسطو کو زولوجی کا بانی کہا جاتا ہے۔

ٌ**********

RY 13-01-2023

Explanation

AB negative is the rarest of the eight main blood types

A universal donor has the blood group is "O"

***

The rarest blood types are:

Explanation

 a group of 4 bits is called a nibble,

and 8 bits make a byte.

****

ND8-1-2023