Extra Credit Q1

Extra Credit Q1 - Joseph Leonard Green Extra Credit Q1 Test...

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Joseph Leonard Green Extra Credit Q1 Test Ch1-3 10/26/08 Directions: Choose the best answer to each of the following questions. 1. If a chemist were studying the chemical structure of the human skull, what branch of chemistry would he be associated with? a. inorganic chemistry b. theoretical chemistry c. physical chemistry d. biochemistry 2. Which branch of chemistry deals with compounds containing carbon? a. organic chemistry b. physical chemistry c. analytical chemistry d. theoretical chemistry 3. What is the SI base unit for the measurement of temperature? a. Fahrenheit b. Celsius c. Kelvin d. Centigrade 4. What is a chemical? a. anything that has volume and mass b. a substance with a definite composition c. the smallest unit of matter that maintains its properties d. two or more different elements put together 5. If a scientist puts his cell phone in the microwave and turns it on to see what would happen, what type of research is he performing? a. basic b. theoretical c. technological development d. applied 6. What type of research is the development of a biodegradable water bottle an example of? a. basic b. theoretical c. technological development d. applied 7. What type of research would be carried out to solve the problem of global warming? a. basic b. theoretical c. technological development d. applied
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What is mass? a. another word for weight b. the measure of the gravitational pull on an object c. the SI base unit for length d. a measurement of the amount of substance you have 9. What device is used to measure mass? a. scale b. odometer c. dynamometer d. balance 10. Which of the following is an extensive property: a. mass b. density c. freezing point d. conductivity 11. Why is melting point a physical property? a. it doesn’t depend on the amount of matter you have b. it can be seen or measured without changing the identity of the substance c. it involves the transfer of energy d. it isn’t constant 12. Which state of matter has no definite mass or definite shape? a. plasma b. solid c. liquid d. gas 13. Which state of matter has a definite volume and a definite shape? a. plasma b. solid c. liquid d. gas 14. Which state of matter has a definite volume, but no definite shape? a. plasma
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This note was uploaded on 12/09/2009 for the course CHEM 204 taught by Professor Donnegan during the Spring '08 term at Alabama.

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Extra Credit Q1 - Joseph Leonard Green Extra Credit Q1 Test...

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