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 Steps of the scientific method Difference between a scientific theory and a scientific law A hypothesis is… Important characteristic of a scientific theory

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

Chapter 1 - Review Use an example from your life that illustrates testing and refining of a hypothesis

Chapter 2 - Review Matter is defined as… Which state of matter is vapor? What state of matter has a definite volume, and takes the shape of its container?

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?

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

Chapter 2 - Review Which is NOT a physical property of matter? Hardness, explosive Which CANNOT be classified as a substance? Table salt, or air Know physical property examples

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

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

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

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?

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

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?

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?

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

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?

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

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)?

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?

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 …

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.

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.

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

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 ...

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?

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?

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

Chapter 4 - Review Change 31 kg into milligrams.

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

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

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?

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

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

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?

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?

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

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?

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?