chem quiz 1

Chem quiz 1 - Chemistry 110/Workload 41C Quiz 1 Name 1 Which state of matter is illustrated below a b c d e Gas Liquid Solid Both gas and solid

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Chemistry 110/Workload 41C Quiz 1 Name: _____________ 1. Which state of matter is illustrated below? a. Gas b. Liquid c. Solid d. Both gas and solid e. Both liquid and solid 2. Identify the product(s) that is/are (a) compound(s) in the equation Zn + CoCl 2 ZnCl 2 + Co. a. CoCl 2 b. ZnCl 2 c. CoCl 2 and ZnCl 2 d. ZnCl 2 and Co e. Zn and CoCl 2 3. Which of the following changes is/are exothermic for the underlined object? i. ice melts ii. hot french fries cool iii. a beaker warms as chemicals react within it iv. a hot plate warms a beaker of water v. water evaporates off of skin a. iii and iv b. i and v c. ii only d. All are exothermic e. None is exothermic 4. Complete the following operation: 8.36 × 10 6 + 1.320 × 10 7 a. 8.492 × 10 7 b. 8.492 × 10 8 c. 9.68 × 10 13 d. 2.156 × 10 8 e. 2.156 × 10 7
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5. Calculate the density of copper, given that a 35.4 cm 3 block of the pure metal has a mass of 316 g. a.
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This note was uploaded on 07/22/2009 for the course WLD 020 taught by Professor Huang during the Fall '08 term at UC Davis.

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Chem quiz 1 - Chemistry 110/Workload 41C Quiz 1 Name 1 Which state of matter is illustrated below a b c d e Gas Liquid Solid Both gas and solid

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