Unit 1 Review You will need a calculator

Unit 1 Review You will need a calculator, white board and marker, but no notes allowed. Get into your lab groups

Jeopardy Experiments Dimensional Analysis / SI Units Separating Accuracy, Day 1 Topics Mixtures Precision, % Error 100 100 100 200 200 200 300 300 300 400 400 400 Double Jeopardy

Experiments – 100 This is the part of an experiment that the scientist changes.

Experiments – 100 What is the independent variable? Back to Board

Random Points 200

Experiments – 200 This type of data is numerical.

Experiments – 200 What is quantitative data? Back to Board

Daily Double

Experiments – 300 A scientist wants to know if caffeine can help students concentrate in class. In the experiment, this would be the control.

Experiments – 300 What is students with no caffeine? Back to Board

Experiments – 400 In a lab, a student needs to find the volume of a solid. They measure the mass to be 5. 50 g and they also know that the density is 2. 25 g/m. L. Calculate the volume.

Experiments – 400 What is 2. 44 m. L? Back to Board

Dimensional Analysis / SI Units – 100 This is the base unit of mass.

Dimensional Analysis / SI Units – 100 What is the kilogram? Back to Board

Daily Double

Dimensional Analysis / SI Units – 200 This special SI base unit is the measure of the amount of a substance.

Dimensional Analysis / SI Units – 200 What is the mole? Back to Board

Dimensional Analysis / SI Units – 300 Change 780 cm 3 to L

Dimensional Analysis / SI Units – 300 What is 0. 780 L? Back to Board

Dimensional Analysis / SI Units – 400 Change 0. 09892 km to mm.

Dimensional Analysis / SI Units – 400 What is 98920 mm? Back to Board

Separating Mixtures – 100 A fancy term for separating two components by pouring.

Separating Mixtures – 100 What is decanting? Back to Board

Separating Mixtures – 200 The name of the technique used to separate a mixture’s components through differences in particle size.

Separating Mixtures – 200 What is filtration? Back to Board

Daily Double

Separating Mixtures – Name the experimental setup used to separate the components of a colored ink sample shown in the figure. 300

Separating Mixtures – 300 What is chromatography? Back to Board

Separating Mixtures – 400 This technique can be used to remove iron filings from a pile of sugar.

Separating Mixtures – 400 What is magnetism? Back to Board

Accuracy … – 100 This is being close to the actual number.

Accuracy … – 100 What is Accuracy? Back to Board

Accuracy … – 200 This is the formula to calculate percent error.

Accuracy … – 200 What is Percent Error = Accepted – Experimental Accepted x 100 Back to Board

Accuracy … – 300 During an experiment, a group measures a mass three times. They measure it as 6. 5, 7. 0, and 6. 0. The actual value is 6. 49. How would you describe this scenario?

Accuracy … – 300 What is accurate but not precise? Back to Board

Daily Double

Accuracy … – 400 The mass of a 3. 45 -g piece of aluminum was measured several times. The measured masses were 2. 67 g, 2. 59 g, 2. 60 g, and 2. 64 g. Use the average of the measured masses to determine the percent error of this experiment.

Accuracy … – 400 What is 23. 9%? Back to Board

Random Points 400

Day 1 Topics – 100 Are all chemicals dangerous?

Day 1 Topics – 100 What is no? Back to Board

Day 1 Topics – 200 Matter includes all of the following except a. water vapor. b. smoke. c. air. d. light.

Day 1 Topics – 200 What is d. light? Back to Board

Daily Double

Day 1 Topics – 300 On the side wall, this is what AAA means.

Day 1 Topics – 300 What is Always Add Acid? Back to Board

Day 1 Topics – 400 This branch of chemistry focuses on the element carbon.

Day 1 Topics – 400 What is organic chemistry? Back to Board

Double Jeopardy States of Chemical Significant Matter Equipment Figures Physical Verses Chemical Classifying Matter 200 200 200 400 400 400 600 600 600 800 800 800 Final Jeopardy

States of Matter– 200 This state of matter has a definite volume and shape.

States of Matter– 200 What is a solid? Back to Board

Random Points 500 points

States of Matter– 400 The process when a solid goes to a gas.

States of Matter– 400 What is sublimation? Back to Board

States of Matter – 600 The states of matter (all of them).

States of Matter– 600 What are solids, liquids, gases, and supercritical fluids (plasma)? Back to Board

States of Matter – 800 The name given to where solids, liquids, and gases coexist in equilibrium.

States of Matter – 800 What is the Triple Point? Back to Board

Chemical Equipment – 200

Chemical Equipment – 200 What is beaker? Back to Board

Random Points 100 points

Chemical Equipment – 400

Chemical Equipment – 400 What is crucible? Back to Board

Daily Double

Chemical Equipment – 600

Chemical Equipment – 600 What is buret? Back to Board

Chemical Equipment – 800

Chemical Equipment – 800 What is evaporating dish? Back to Board

Significant Figures – 200 The number of significant figures in the number 0. 009060

Significant Figures – 200 What is 4? Back to Board

Significant Figures – 400 The sum of 5. 0 and 7. 88 to the proper number of significant figures.

Significant Figures – 400 What is 12. 9? Back to Board

Significant Figures – 600 The product of 65. 700 and 0. 023.

Significant Figures – 600 What is 1. 5? Back to Board

Daily Double

Significant Figures – 800 The answer to the following problem to the correct number of significant figures. (Hint: treat it as two problems) 9. 230 x (45. 01 + 0. 9)

Significant Figures – 800 What is 424? Back to Board

Physical Verses Chemical – Burning Paper 200

Physical Verses Chemical – 200 What is Chemical? Back to Board

Physical Verses Chemical – A peach spoils. 400

Physical Verses Chemical – 400 What is chemical? Back to Board

Physical Verses Chemical Butter melting. – 600

Physical Verses Chemical – 600 What is physical? Back to Board

Random Points 300 points

Physical Verses Chemical – 800 Results is a new substance.

Physical Verses Chemical – 800 What is chemical? Back to Board

Classifying Matter – Copper Wire 200

Classifying Matter – 200 What is an element? Back to Board

Classifying Matter – Distilled Water 400

Classifying Matter – 400 What is a Compound? Back to Board

Daily Double

Classifying Matter – Allotropes 600

Classifying Matter – 600 What is an element? Back to Board

Classifying Matter – 800 Vinegar (5% acetic acid)

Classifying Matter – 800 What is a homogenous mixture? Back to Board

Final Jeopardy Category Density with Significant Figures Make your Wager

• What is the density to the correct number of significant figures of a object that has a mass of 10 g and a volume of 0. 90900 m. L?

Final Jeopardy Answer • 10 g/m. L