1 Chapter 1 and 2 Matter and Measurement Review

2 Chapter 1 - Review  Matter is defined as…  Which state of matter is vapor?  A vapor is usually found as what state under room conditions?  What state of matter has a definite volume, and takes the shape of its container?

3 Chapter 1 - Review  What state of matter takes both the shape and volume of its container?  What state of matter has an indefinite shape, but definite volume?  What state has both a definite shape and a definite volume?

4 Chapter 1 - Review  What state of matter is characterized by a low density and high compressibility?  Which is NOT an example of matter? Water, heat, or air  Which of the following is a pure substance? Diamond or gasoline

5 Chapter 1 - Review  Which is NOT a physical property of matter? Hardness, explosive  Which CANNOT be classified as a substance? Table salt, or air  Why does a golf ball have more mass than a tennis ball?  Know physical property examples

6 Chapter 1 - Review  Which is NOT a physical property of water? Composed of hydrogen and oxygen, or it is colorless  Which is NOT a physical property of a liquid? Indefinite shape, or indefinite volume  Which is NOT a physical change to a metal? Cutting, or rusting

7 Chapter 1 - Review  Which is NOT a physical change? Melting or spoiling of cheese  Which is a physical change: corrosion or evaporation  Which does NOT involve a physical change: tarnishing or mixing

8 Chapter 1 - Review  Which is not a pure substance: liquid helium or apple juice  Separating a solid from a liquid by evaporating the liquid is called…  Which is a heterogeneous mixture: air or soil  Which is a homogeneous mixture: beef stew or brine

9 Chapter 1 - Review  Which CANNOT be considered a single phase: a pure liquid or a heterogeneous mixture  What is a solution?  Which is a homogeneous mixture: oil in water, or alcohol in water  Approximately how many elements exist in nature?

10 Chapter 1 - Review  Which of the following household items is NOT a pure compound: sugar or salad dressing  Which is true of compounds: they have variable compositions, or they are pure substances

11 Chapter 1 - Review  Compounds can be separated into two or more substances only by a _____ change.  What is different between a mixture and a compound?  What is the symbol for Sodium? Potassium? Copper? Lead?

12 Chapter 1 - Review  What element has the symbol Hg? Au? Ag? Ca? N? Mn?  What does the chemical formula of a compound indicate?  A copper-colored wire changes to a darker color after heating. What type of change has taken place?

13 Chapter 2 Scientific Measurement Review

14 Chapter 2 - Review  Express m in scientific notation.  What is 5928 km expressed in scientific notation?  What is the result of multiplying (2.5 x ) x (3.5 x )?

15 Chapter 2 - Review  Perform: (2.5 x 10 3 ) + (3.5 x 10 2 )  Which is the best example of a quantitative measurement: 2.01, or 2.01 grams?  Which of the following is NOT a quantitative measurement: 5 liters, or very small?

16 Chapter 2 - Review  When a test instrument is calibrated, does it’s accuracy, precision, or reliability improve?  The closeness of a measurement to it’s true value is a measure of …  In the measurement L, which digit is the estimated digit?

17 Chapter 2 - Review  How many significant figures in the measurement kg?  How many significant figures in the measurement: mg?  How many significant figures in the measurement grams?  Round mm to 4 sig. figs.

18 Chapter 2 - Review  What is the measurement 1042 L rounded to two significant figures?  Express the sum of 1111 km and 222 km, using the correct sig. figs.  Express the sum of 7.68 m and 5.0 m, using the correct sig. figs.

19 Chapter 2 - Review  Express the product of 2.2 mm and 5.00 mm, using the correct number of significant figures.  Express the product of (4.0 x m) x (8.1 x 10 2 m)  Which is most accurate: g or g

20 Chapter 2 - Review  Which group of measurements is the most precise? a) 2 g, 2.5 g, 3 g b) 1 g, 3 g, 5 g  Three different people weigh a standard mass of 2.0 g, and each obtains 7.32 g for the mass. The results imply the balance was...

21 Chapter 2 - Review  Which is expressed to 3 significant figures: m, or 7.30 x km  Which contains 2 significant figures: L, or L  When multiplying and dividing, the answer should be equal to the number of sig. figs. in...

22 Chapter 2 - Review  What quantity is represented by the metric system prefix deci-?  What is the metric system prefix for the quantity  What is m expressed in cm?  What is 7896 mm expressed in m?

23 Chapter 2 - Review  A nanosecond is how many seconds: s, or s?  78 Liters is equal to how many cubic meters?  What is the volume of a salt crystal measuring (2.44 x m) x (1.4 x m) x (8.4 x m)?

24 Chapter 2 - Review  Express 987 milligrams in grams.  The chief advantage of the metric system over other systems of measurement is that it …  Which is NOT an official SI unit: kilogram, liter, or mole

25 Chapter 2 - Review  Which of the following units is NOT a derived SI unit: a) grams per cubic centimeter b) millimeters of mercury c) moles per gram  Which of the following is NOT correct: a) 1 cm 3 = 1 mL b) 10 kg = 1 g c) 1000 mm = 1 m

26 Chapter 2 - Review  Which of the following mass units is the largest: 1 ng, or 1 dg  Which of the following quantites are the units derived: mass, or volume  Which of the following volumes is the smallest: 1 milliliter, or 1 microliter

27 Chapter 2 - Review  A cubic meter is about the same as the volume occupied by: a basketball arena, or a washing machine  The weight of an object …  What is the SI unit of mass: pascal, joule, or kilogram

28 Chapter 2 - Review  If a liter of pure water is heated from 20 o C to 50 o C, what happens to its volume?  What is density of an object having a mass of 8.0 g and a volume of 25 cm 3 ?

29 Chapter 2 - Review  If the temperature of a piece of steel decreases, what happens to its density?  As the density of a substance increases, the volume of a given mass of that substance...

30 Chapter 2 - Review  What is the volume of 80.0 g of ether, if the density is 0.70 g/mL?  What is the volume of 344 g of ice, if the density is 0.92 g/mL?  What is the volume of 45.6 g of silver, if the density is 10.5 g/mL?

31 Chapter 2 - Review  If the density of a particular liquid is 0.98 g/cm 3 at 4 o C, how does the specific gravity of this liquid compare to that of water?