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Chapter 1 Problems

10 original chapter problems from Chemistry I, Chapter 1. Review quizzes remain in their original lessons.

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These chapter problems do not have an answer key.

  1. What type of a mixture is milk? If colloid, name the specific type of colloid.

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  2. What percent of the total electrons in Br are valence electrons?

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  3. You can change from physical states using __ and __.

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  4. The phase transition in which I2 (s) is converted into I2 (g) is called ____. In order to have this change, the I2 (s) must be ____.

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  5. Which elements naturally exist as diatomic molecules?

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  6. What is the symbol of the element containing 21 protons and 20 electrons?

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  7. How many protons, electrons, and neutrons are present in 48Ti2+?

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  8. The name for P4S7 is:

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  9. The name for H2S (g) is:

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  10. Which element has a greater ability to attract a shared pair of electrons, F or Br

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