what are molecules? calculate the molecular mass of MgNO3 , Ca3PO4
Answers
Answer:A molecule is an electrically neutral group of two or more atoms held together by chemical bonds. Molecules are distinguished from ions by their lack of electrical charge. In quantum physics, organic chemistry, and biochemistry, the distinction from ions is dropped and molecule is often used when referring to polyatomic ions.
Explanation:Oxygen gas normally is the molecule O 2, but it can also be O 3 which we call ozone.
66% of the mass of the human body is made up of oxygen atoms.
Molecules can have different shapes. Some are long spirals while others may be pyramid shaped.
Organic compounds are compounds that contain carbon.
A perfect diamond is a single molecule made of carbon atoms.
DNA is a super long molecule that has information uniquely describing every human being.