Question

question 20

an analytical chemist...

studies the structural and dynamic properties of molecules and molecular materials
collects and analyze data to investigate health issues
studies the chemical and physical principles of living things
uses scientific instruments to test and develop technology that can help scientists solve problems.

Explanation:

Define the role of an analytical chemist

Using the Analytical Chemistry knowledge point

• Analytical chemistry focuses on instruments and methods used to separate, identify, and quantify matter.
• Analytical chemists use scientific instruments to test substances and develop technologies to solve problems.

Evaluate the given options

• Option 1 describes physical chemistry or molecular physics.
• Option 2 describes epidemiologists or biostatisticians.
• Option 3 describes biochemists or biophysicists.
• Option 4 accurately describes the instrumentation and problem-solving focus of analytical chemistry.

Answer:

• studies the structural and dynamic properties of molecules and molecular materials
• collects and analyze data to investigate health issues
• studies the chemical and physical principles of living things
• uses scientific instruments to test and develop technology that can help scientists solve problems. (Correct answer)