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Basic Chemistry Practice Test: Matter and Measurement Basics
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Basic Chemistry Practice Test: Matter and Measurement Basics
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25 Questions

1. Of the following, only __________ is a chemical reaction.
2. The density of mercury is 13.6 g/cm3 . The density of mercury is __________ kg/m3 .
3. Which one of the following has the element name and symbol correctly matched?
4. The density of air under ordinary conditions at 25°C is 1.19 g/L. How many kilograms of air is in a room that measures 11.0 ft × 11.0 ft and has an 10.0 ft ceiling? 1 in. = 2.54 cm. (exactly); 1 L = 103cm3
5. A combination of sand, salt, and water is an example of a __________.
6. Which of the following has the same number of significant figures as the number 1.00310?
7. Osmium has a density of 22.6 g/cm3 . What volume (in cm3 ) would be occupied by a 21.8 g sample of osmium?
8. Which one of the following is the highest temperature?
9. In the following list, only __________ is not an example of a chemical reaction.
10. The recommended adult dose of Elixophyllin , a drug used to treat asthma, is 6.0 mg/kg of body mass. Calculate the dose in milligrams for a 115-lb person. 1 lb = 453.59 g.
11. Homogeneous mixtures are also known as __________.
12. A one degree of temperature difference is the smallest on the __________ temperature scale.
13. A separation process that depends on differing abilities of substances to form gases is called __________.
14. What is the volume (in cm3) of a 63.4 g piece of metal with a density of 12.86 g/cm3?
15. There are __________ ng in a pg.
16. The law of constant composition applies to __________.
17. The correct answer (reported to the proper number of significant figures) to the following is __________. 6.3 × 3.25 = __________
18. The temperature of 25°C is __________ in Kelvins.
19. Which states of matter are significantly compressible?
20. Of the following, only __________ is an extensive property.
21. A certain liquid has a density of 2.67 g/cm3 . 30.5 mL of this liquid would have a mass of __________ Kg.
22. 45 m/s = __________ km/hr
23. The symbol for the element magnesium is __________.
24. The number 1.00430 has __________ significant figures.
25. A concise verbal statement or mathematical equation that summarizes a broad variety of observations and experiences is called a(n) __________.