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Chemistry: Atoms, Elements, and Compounds

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Chemistry: Atoms, Elements, and Compounds

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Questions and Answers

Which of the following is a characteristic of a liquid?

Compressible

Least density

Fixed volume (correct)

No fixed shape

In the compound CO2, what are the elements present?

Carbon and Sulfur

Carbon and Oxygen (correct)

Carbon and Nitrogen

Carbon and Hydrogen

Which of the following is NOT a characteristic of a gas?

Takes the shape of its container

Compressible

Least density

Fixed volume (correct)

What is the building block of matter according to the text?

Atoms Signup and view all the answers

What type of mixture is oil and water?

Heterogeneous mixture Signup and view all the answers

What is the characteristic of elements that distinguishes them from compounds?

Being made of the same kind of atoms Signup and view all the answers

Who is credited with isolating organic acids and chlorine?

Sheele Signup and view all the answers

Which scientist is associated with the Atomic model and the Periodic table?

John Dalton Signup and view all the answers

What is Chemistry defined as in the simplest way?

The study of matter and its changes Signup and view all the answers

'Anything that has mass and takes up space' is a definition of what term?

Matter Signup and view all the answers

Who is known for X-raying DNA?

Rosalind Franklin Signup and view all the answers

'Anesthetics' and 'surgery' are associated with which historical figure?

William Morton Signup and view all the answers

Who among the following is credited with the early development of the atomic theory?

Democritus Signup and view all the answers

Which scientist isolated several gases, including O2?

Joseph Priestley Signup and view all the answers

What was Robert Boyle's contribution to the study of gases?

Isolated several gases, like O2 Signup and view all the answers

Which scientist was known for contributions in the field of classification, extraction, and pharmacy?

Jaber Ibn Haiyan Signup and view all the answers

What was one of the key messages from the chemistry lecture regarding applications of chemistry?

"Chemistry is a practical, experimental science with applications in every aspect of life" Signup and view all the answers

Which philosopher is associated with work in classification and atomic theory?