Exam (elaborations)
CEM 101 – KEYWORDS QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
- Course
- Institution
CEM 101 – KEYWORDS QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
[Show more]
Seller
Follow
Performance
Reviews received
Content preview
CEM 101 – KEYWORDS QUESTIONS ANDANSWERS WITH SOLUTIONS 2024
Accuracy - ANSWER How close a measurement is to the true value
Atom - ANSWER The basic unit of a chemical element.
Chemical Change - ANSWER A change in matter that produces one or more new substances
Chemical Property - ANSWER The ability of a substance to undergo a specific chemical change
Compound - ANSWER A substance made up of atoms of two or more different elements joined by
chemical bonds
Density - ANSWER Mass per unit volume
Exponent - ANSWER A mathematical notation indicating the number of times a quantity is multiplied by
itself
Gas - ANSWER A state of matter with no definite shape or volume
Heterogenous Mixture - ANSWER A mixture in which the composition is not uniform throughout
Homogenous Mixture - ANSWER A mixture in which the composition is uniform throughout
Hypothesis - ANSWER An educated guess
Intensive Property - ANSWER
Law - ANSWER
, Liquid - ANSWER A state of matter that has no definite shape but has a definite volume
Mass - ANSWER A measure of the amount of matter in an object
Matter - ANSWER Anything that has mass and takes up space
Mixture - ANSWER A combination of two or more substances that are not chemically combined
Molecule - ANSWER A group of atoms bonded together
Physical Change - ANSWER
Physical Property - ANSWER
Precision - ANSWER The exactness of a measurement
Pure Substance - ANSWER A substance made of only one kind of matter and having definite properties.
Scientific Method - ANSWER A logical, systematic approach to the solution of a scientific problem
Significant Digits - ANSWER The digits in a decimal number that carry meaning contributing to the
precision or accuracy of the quantity
Solid - ANSWER A form of matter that has a definite shape and volume
Temperature - ANSWER A measure of the average energy of motion of the particles of a substance
Theory - ANSWER A hypothesis that has been tested with a significant amount of data
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Performance. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for CA$20.82. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
84866 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now