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General Chemistry I > Chapter 1 Introduction: Matter, Energy, and Measurement > Flashcards

Chapter 1 Introduction: Matter, Energy, and Measurement Flashcards

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1
Q

What are the 6 metric prefixes?

A

Kilo, Deci, Centi, Milli, Micro, Nano

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2
Q

What is the conversion between inches and centimeters?

A

1 in = 2.54 cm

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3
Q

What is the conversion between meters and centimeters?

A

1 m = 100 cm

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4
Q

What is the conversion between kilometers and meters?

A

1 km = 1000 m

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5
Q

What is the equation used to find density?

A

Mass/Volume

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6
Q

What power of 10 is the prefix kilo?

A

10^3

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7
Q

What power of 10 is the prefix deci?

A

10^-1

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8
Q

What power of 10 is the prefix centi?

A

10^-2

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9
Q

What power of 10 is the prefix milli?

A

10^-3

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10
Q

What power of 10 is the prefix micro?

A

10^-6

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11
Q

What power of 10 is the prefix nano?

A

10^-9

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12
Q

What is the definition of an extensive property?

A

Depend on the amount of matter being measured.

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13
Q

What is the definition of an intensive property?

A

Do not depend on the amount of substance present.

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14
Q

What are some extensive properties?

A

Mass, volume, length

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15
Q

What are some intensive properties?

A

Boiling point, density, temperature, color, hardness

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16
Q

What is the conversion between kilograms and grams?

A

1 kg = 1000 g

17
Q

What is a physical property?

A

Can observe without altering the identity of the substance.

18
Q

What is a chemical property?

A

Describes how a substance will react.

19
Q

What is density?

A

Mass of a unit volume of material of substance.

20
Q

What is the conversion between meters and millimeters?

A

1 m = 1000 mm

21
Q

What is the conversion between liters and milliliters?

A

1 L = 1000 mL

22
Q

What is the scientific method?

A

Observation>Hypothesis>Experiment>Data>Law>Theory

23
Q

What is a law?

A

Summary of data, often a mathematical pattern.

24
Q

What is a theory?

A

An explanation.

25
Q

Significant figures in addition/subtraction?

A

Same number of decimal places as the measurement with the fewest decimal places.

26
Q

Significant figures in multiplication/division?

A

Same number of significant figures as the measurement with the least number of significant figures.

27
Q

What is an exact number?

A

Defined numbers or the result of a count.

28
Q

What power of 10 is the prefix mega?

A

10^6

29
Q

What is precision?

A

How close measurements are to each other.

30
Q

What is accuracy?

A

How close measurements are to the true value.

31
Q

What is a physical change?

A

Appearance is altered but not identity.

32
Q

What is a chemical change?

A

A substance is transformed into a different substance.

General Chemistry I (2 decks)

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