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Ch. 1-4 Chemistry Review

Ch. 1-4 Chemistry Review. Milbank High School . Chapter 1 - Review. What are the 5 types of Chemistry? Organic chemistry Inorganic chemistry Biochemistry Analytical chemistry Physical chemistry The study of the composition and structure of matter is . Chapter 1 - Review.

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Ch. 1-4 Chemistry Review

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  1. Ch. 1-4 Chemistry Review Milbank High School

  2. Chapter 1 - Review • What are the 5 types of Chemistry? • Organic chemistry • Inorganic chemistry • Biochemistry • Analytical chemistry • Physical chemistry • The study of the composition and structure of matter is ...

  3. Chapter 1 - Review • Steps of the scientific method • Difference between a scientific theory and a scientific law • A hypothesis is… • Important characteristic of a scientific theory

  4. Chapter 1 - Review • Describe how the world’s energy needs might be met. • Explain the relationship of the steps of the scientific method to each other

  5. Chapter 1 - Review • Difference between a scientific law and theory? • Use an example from your life that illustrates testing and refining of a hypothesis

  6. Chapter 2 - 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?

  7. Chapter 2 - 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?

  8. Chapter 2 - 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

  9. Chapter 2 - 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

  10. Chapter 2 - 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

  11. Chapter 2 - 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

  12. Chapter 2 - 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

  13. Chapter 2 - 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?

  14. Chapter 2 - 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

  15. Chapter 2 - Review • Compounds can be separated into two or more substances only by a _____ change. • What is different between a mixture and a compound?

  16. Chapter 2 - Review • 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?

  17. Chapter 2 - Review • What happens to the individual atoms in a chemical reaction?

  18. Chapter 2 - Review • How will the mass of a rusted iron nail compare with the mass of the same nail before it rusted? • What must occur for a process to be a chemical reaction?

  19. Chapter 2 - Review • In the reaction in which C + H + O absorb heat and combine to form carbon dioxide and water, what are the reactants? • Which of the following processes does NOT involve a change in chemical properties: burning or boiling

  20. Chapter 3 - Review • Express 0.000 000 05748 m in scientific notation. • What is 5,759,400 km expressed in scientific notation? • What is the result of multiplying (3 x 105) x (3 x 10-7)?

  21. Chapter 3 - Review • Perform: (4 x 104) + (3.5 x 102) • Which of the following is NOT a quantitative measurement: 5 liters, or very small?

  22. Chapter 3 - 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 …

  23. Chapter 3 - Review • How many significant figures in the measurement 0.000056 kg? • How many significant figures in the measurement: 70 056 mg? • How many significant figures in the measurement 685.400 grams? • Round 111.009 mm to 4 sig. figs.

  24. Chapter 3 - Review • What is the measurement 964 L rounded to two significant figures? • Express the sum of 7.68 m, 5.0 m, and 6.555 m using the correct sig. figs.

  25. Chapter 3 - Review • Express the product of (4.0 x 105 m) x (6.0 x 102 m)

  26. Chapter 3 - 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 ...

  27. Chapter 3 - Review • What is the volume of 80.0 g of ether, if the density is 0.70 g/mL? • What is the mass of 50.0 mL of water, if the density is 0.99 g/mL? • What is the density of 45.6 g of a substance if it has a volume of 45 mL?

  28. Chapter 3 - Review • If the density of a particular liquid is 0.98 g/cm3 at 4 oC, how does the specific gravity of this liquid compare to that of water?

  29. Chapter 4 - Review How many cm are in 3 km?

  30. Chapter 4 - Review • How many miles does light travel in 1 microsecond in a vacuum, if the speed of light in a vacuum is 186 000 miles/sec? • Change 31 kg into milligrams.

  31. Chapter 4 - Review • Change 197 m into kilometers. • What is the result of converting 0.256 L to kiloliters? • Change 631 mm to m.

  32. Chapter 4 - Review • Which is a correct conversion factor: 100 L / 1000 mL, or 100 L / 1000 dL • Which can be converted into grams: pounds, or liters

  33. Chapter 4 - Review • Which is a correct conversion factor: 0.01 g / 1 cg, or 0.01 L / 1 cm? • Which is a correct conversion factor: 1000 m / 1 km, or 1000 km / 1 m? • Which is a correct conversion factor: 1000 mg / 1 g, or 1 000 000 mg / 1 g?

  34. Chapter 4 - Review • Dimensional analysis involves multiplying a … • What conversion factor would be used to change kilograms to grams? • To change liters to centiliters?

  35. Chapter 4 - Review • Which conversion factor(s) would change cm to km?

  36. Chapter 4 - Review • What is the result of converting 48 m to centimeters? • What is the result of converting 63 mL to liters? • Five kilometers is equal to how many centimeters?

  37. Chapter 4 - Review • If 20 gits = 1 erb, and 1 futz = 2 hews, and 10 erbs = 1 futz, how many gits equal 5 hews? • How would the rate 60 m/s be expressed in km/hr?

  38. Chapter 4 - Review • What conversion factor(s) would calculate the seconds in an 8-hour work day?

  39. Chapter 4 - Review • The diameter of a sodium atom is 3.7 nanometers. What conversion factor(s) would be used to express this measurement in centimeters?

  40. Chapter 4 - Review • A blacksmith has to put new shoes on a stable of 20 horses. Each shoe requires 3 nails. How can he/she calculate the number of nails that must be brought to the stable?

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