Lab Safety
Act responsibly in the lab, no what?
no horseplay
What branch of chemistry deals with the study of carbon-containing compounds in both living and nonliving things?
Organic chemistry
A written lab report is made up of how many different different parts?
seven (7)
What branch of science that studies MATTER?
chemistry
How is chemistry linked with cooking?
chemistry is used in creating new foods, and chemistry is also used in explaining how and why food rots
What is the first step in the Scientific Method?
1. Observation
(Scientists study something that they don't understand.)
What is the difference between something being organic or inorganic?
Organic compounds contain CARBON, inorganic molecules do not
What is a no-no when working with chemicals?
Never smell or taste chemicals
Which branch of chemistry studies the chemical processes that happen inside living things?
biochemistry
What part of a lab report tells the reader about the experiment or investigation?
the Title - (the first of the seven parts)
Is oxygen and element or a compound?
Oxygen is an element
How does chemistry link to cleaning?
chemistry is used in making detergents, soaps, etc
What do we call the second step where scientists ask a question about what they are observing?
2. Make a Hypothesis
What is another name for Homogenous mixtures?
solutions
What kind of experiments are expressly forbidden?
unauthorized experiments
What branch of chemistry studies the chemical changes in the nucleus (center) of an atom?
nuclear chemistry
What do we call the third step that states specifically what you think will happen in the experiment and why?
Hypothesis - or - Prediction
The lowest density belongs to the what state of matter?
the "gas" state of matter
How is chemistry used in the field of medicine?
Chemistry is used when making drugs, vitamins, etc.
What do we label the step where other scientists decide whether they feel the data answers the question.
(Step #7) - Peer review
A pure substance such as a molecule of salt is classified as an element or a compound?
a compound
Name 4 of the 6 items necessary for lab apparel.
Hair band, goggles, gloves, lab coat, long pants,
and closed toed shoes
What branch of chemistry investigates the composition, changes, and dating of geological artifacts as well as many geological processes such as volcanic eruptions, meteorites and fossil formation, and changes in rock sediments over time?
geochemistry
What do we call the step that describes the entire step-by-step process that is followed during the experiment?
Procedure
Matter is defined as anything that occupies space and has what?
mass
How is chemistry used in regards to the environment?
Chemistry is utilized when making materials for clean up, pesticides, fertilizers and more…
What happens at the end of the Scientific Method process when the peer group has accepted your experiment and results?
A scientist’s results may be published in scientific journals publicly.
In 1774, the French chemist Antoine-Laurent Lavoisier wrote the what law?
the Law of Conservation of Mass
Have fun…but...don’t be a what?
a mad scientist
What branch of chemistry studies the chemical methods used to separate, identify, and quantify matter?
analytical chemistry
What step can include a claim, evidence, and reasoning, in which you answer the initial question with a claim and show how your evidence (results) support the claim?
The final step - Conclusion - or - Evaluation
What kind of a mixture consists of 2 or more components that do not mix well. (Example: Oil and water)
Heterogenous mixture
Everything you see, touch, hear smell or taste involves what?
chemicals
What must be done if during the peer review, the other scientists do not approve your findings?
You need to refine your experiment
(If the data doesn’t answer the question, scientists may change and repeat the experiment to find out why that may be.)
What is the difference between an atom and a molecule?
An atom is the smallest unit of an element. And, a molecule is a group of two or more atoms (held together by chemical bonds).