Exam (elaborations)

CHEM 121 MODULE 1 EXAM QUESTIONS AND ANSWERS PORTAGE LEARNING 2025

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CHEM 121 MODULE 1 EXAM QUESTIONS AND ANSWERS PORTAGE LEARNING 2025

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CHEM 121 MODULE 1

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CHEM 121 MODULE 1

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Institution: CHEM 121 MODULE 1
Course: CHEM 121 MODULE 1

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Uploaded on: May 3, 2025
Number of pages: 4
Written in: 2024/2025
Type: Exam (elaborations)
Contains: Questions & answers

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chem 121 module 1 exam questions and answers porta

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CHEM 121 MODULE 1 EXAM QUESTIONS AND
ANSWERS PORTAGE LEARNING 2025
What is Matter? - ..(ANSWER)...Everything around us- if it takes up space, it's
matter!

What are the physical states of matter? - ..(ANSWER)...Solids, Liquids, Gas

What is an Element? - ..(ANSWER)...Has 1 type of Atom (Like gold or Oxygen)

(PURE SUBSTANCES)

What are Compounds? - ..(ANSWER)...Has 2 or more Atoms bonded together

(PURE SUBSTANCES)

What is Heterogeneous? - ..(ANSWER)...you can SEE the different parts (like a
salad)

What is Homogeneous? - ..(ANSWER)...Looks like same all over (Like Lemonade)

What is a Physical Change? - ..(ANSWER)...The LOOK changes but it's still the same
thing (Ex. Melted butter- it's still butter, but it's no longer in a solid form)

What is a Chemical change? - ..(ANSWER)...Creates a NEW substance (Ex. Burning
Wood-> Turns into Ash)

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CHEM 121 MODULE 1 EXAM QUESTIONS AND ANSWERS PORTAGE LEARNING 2025

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