Chemistry 121 Chapter 1 Part 1

18 Questions | By Roadman19771 | Last updated: Mar 20, 2022 | Total Attempts: 312

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1.

The study of matter and the changes it undergoes
- A.
  
  Alchemy
- B.
  
  Scientific Method
- C.
  
  Chemistry
2.

The belief in the conversion of one substance into another.
- A.
  
  Alchemy
- B.
  
  Scientific Method
- C.
  
  Chemistry
3.

Stated the first laws of chemistry
- A.
  
  Albert Einstein
- B.
  
  Antoine Lavoiser
- C.
  
  Sigmund Freud
4.

Introduced the metric system.
- A.
  
  Queen Elizabeth
- B.
  
  Antoine Lavoiser
- C.
  
  Thomas Edison
5.

Was beheaded in France
- A.
  
  Alexander Bell
- B.
  
  Issac Newton
- C.
  
  Antoine Lavoiser
6.

The first step in the Scientific Method is _______
- A.
  
  Observation
- B.
  
  Conclusion
- C.
  
  Experiment
7.

The second step in the Scientific Method is _______
- A.
  
  Observation
- B.
  
  Experiment
- C.
  
  Acquire information
8.

The third step in the Scientific Method is _______
- A.
  
  Experiment
- B.
  
  Acquire information
- C.
  
  Form a hypothesis
9.

The fourth step in the Scientific Method is _______
- A.
  
  Form a hypothesis
- B.
  
  Conclusion
- C.
  
  Acquire data
10.

The fifth step in the Scientific Method is _______
- A.
  
  Experiment
- B.
  
  Acquire data
- C.
  
  Conclusion
11.

Known facts used for the basis of the reckoning of information
- A.
  
  Hypothesis
- B.
  
  Theory
- C.
  
  Data
12.

Tentative explanation for a set of observations.
- A.
  
  Experiment
- B.
  
  Hypothesis
- C.
  
  Observation
13.

A unifying principle that explains the facts of the experiment.
- A.
  
  Hypothesis
- B.
  
  Theory
- C.
  
  Observation
14.

A concise mathematical or verbal description of a relationship of phenomena that is always the same unde rthe same conditions.
- A.
  
  Theory
- B.
  
  Hypothesis
- C.
  
  Law
15.

We are only concerned with the general observations about the experiment,e.g. The green spheres chang ecolor.
- A.
  
  Qualitative
- B.
  
  Quantitative
16.

We are concerned with measured quantities that tell us specific information about the system ,e.g. The 12 green spheres present at the start of the experiment are converted to 12yellow spheres after 100 seconds.
- A.
  
  Qualitative
- B.
  
  Quantitative
17.

Anything that occupies space and has mass.
- A.
  
  Molecules
- B.
  
  Atoms
- C.
  
  Matter
18.

Anything that has definite composition and distinct properties.
- A.
  
  Atom
- B.
  
  Substance
- C.
  
  Matter