Compound is a pure substance which is made from atoms of different elements combined together in a fixed ratio by mass.It can be decomposed into simpler constituents using chemical reactions. Example: water $H_2O$

$2H_2O(l)\rightarrow 2H_2(g+O_2(g)$

Physical property is defined as the property of a substance which becomes evident during physical changes. Water is liquid at room temperature whereas hydrogen and oxygen are gases at room temperature.

Chemical property is defined as the property of a substance which becomes evident during chemical changes. Water reacts with metals to form bases, hydrogen reacts with metals to form hydrides and oxygen reacts with metals to form oxides.

6 0

4 years ago

The ratio between mass and volume of mass per unit volume. <br>Solid <br>Volume<br>Mass <br>Density

ycow [4]

Yes that’s right absolutely

6 0

3 years ago

What problems might result from the prolonged administration of cortisol to a person with severe inflammatory disease?

ki77a [65]

Answer:

The prolonged exposure to cortisol hormone may cause different health problems including anxiety, depression, muscle atrophy, hypertension, metabolic problems, diabetes, myopathies, osteoporosis, etc.

Explanation:

Cortisol is a stress hormone secreted by the adrenal glands, it is a steroid hormone that is involved in diverse functions including the control of metabolic and immune responses, salt balance (blood pressure), etc. Moreover, cortisol hormone also has anti-inflammatory properties. However, prolonged exposure to stress hormones like cortisol is associated with different health problems, especially anxiety and depression.

3 0

4 years ago