Jeopardy

MATTER AND MEASUREMENT

REVIEW

Matter and Measurement Review

Phases E,C,M Sig Figs Math Skills Measurements

$100 $100 $100 $100 $100

$200 $200 $200 $200 $200

$300 $300 $300 $300 $300

$400 $400 $400 $400 $400

$500 $500 $500 $500 $500

Phases: $100

• Particles in this phase have very weak intermolecular forces and hence are spaced far apart

Phases: $200

• Particles in this phase are highly organized

Phases: $300

• Samples that are in the gas phase at STP have _____________ melting points– High or Low????

Phases: $400

• The boiling point of water is 100oC. Is this a physical or chemical property?

Phases: $500

• Sample A has a boiling point of 55oC, Sample B has a boiling point of 85oC. Compare their intermolecular forces

Elements, Compounds, and Mixtures: $100

• This type of matter cannot be decomposed

Elements, Compounds, and Mixtures: $200

• A sample is classified as heterogeneous, therefore it must be a(n) _____________– Element/Compound/Mixture????

Elements, Compounds, and Mixtures: $300

• What type(s) of matter is(are) classified as a substance

Elements, Compounds, and Mixtures: $400

• Give an example of a – Monatomic element – Diatomic element

Elements, Compounds, and Mixtures: $500

• Silver Chloride (an insoluble material) is added to a beaker of water and a precipitate is formed. Classify the resulting solution as – Homogeneous or Heterogeneous– Element, Compound, or Mixture

Significant Figures: $100

• How many significant figures are in the following number

1080 cm

Significant Figures: $200

• How many significant figures are in the following number

0.00250 g

Significant Figures: $300

• The volume of a 25.0g sample is 55mL. What is the sample’s density?

Significant Figures: $400

• Round the following number to two (2) significant figures

84509.26

Significant Figures: $500

• Round the following number to two (2) significant figures

2000000

Math Skills: $100

• Express the following number in scientific notation

87,500

Math Skills: $200

• Express the following number in scientific notation

0.000043

Math Skills: $300

102.18 cm

+ 75.3 cm

Math Skills: $400

(3.52 x 1012)(6.8x1015) =

Math Skills: $500

• 8.52 x 1015 + 7.51 x 1013 =

Measurements: $100

•Convert the following measurement

10,000g = ____________ kg

Measurements: $200

• Convert the following measurement

25L = ____________ kL

Measurements: $300

• 35oC is what temperature in Kelvin?

Measurements: $400

• Convert the following measurement

89dL = __________ µL

•

Measurements: $500

• What is the value of absolute zero, in degrees Celsius?

• What theoretically occurs at absolute zero?

Answer Phases: $100

• Gas Phase

Answer Phases: $200

• Solid

Answer Phases: $300

• Low

Answer Phases: $400

• Physical

Answer Phases: $500

• Sample A has weaker intermolecular forces than Sample B

Answer E/C/M: $100

• Elements

Answer E/C/M: $200

• Mixture

Answer E/C/M: $300

• Elements and Compounds

Answer E/C/M: $400

• Fe, Al, C, ….

• H2, F2, Cl2, I2, O2, N2, …

Answer E/C/M: $500

• Heterogeneous Mixture

Answer Sig Figs: $100

• Three

– 1080

Answer Sig Figs: $200

• Three

– 0.00250

Answer Sig Figs: $300

• 0.45g/mL

Answer Sig Figs: $400

• 85,000 (or 8.5 x 104)

Answer Sig Figs: $500

• 2.0 x 106

Answer Math Skills: $100

• 8.75 x 104

Answer Math Skills: $200

• 4.3 x 10-5

Answer Math Skills: $300

• 177.5 cm

The answer is 177.48, which rounds to 177.5 (one decimal)

Answer Math Skills: $400

• 2.4 x 1028

Answer Math Skills: $500

• 8.60 x 1015

– The answer is 8.5951 x 1015, which rounds to 8.60 x 1015 (two decimals)

Answer Measurements: $100

• 10 kg

Answer Measurements: $200

• 0.025 L

Answer Measurements: $300

• 308K

– 35 + 273 = 308

Answer Measurements: $400

• 8,900,000– or 8.9 x 106

Answer Measurements: $500

• -273 oC

• Theoretically, all movement stops

Final Jeopardy

• A student measures the density of copper to be 8.124 g/cm3. What is the percent error?