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Back to AI Flashcard MakerChemistry /Classification of Matter Chapter 1 Smartwork 5 Part 2

Classification of Matter Chapter 1 Smartwork 5 Part 2

Chemistry33 CardsCreated 4 months ago

This flashcard set helps you identify whether a substance is an element or a compound. It includes common examples like gold, helium, ethanol, and sodium chloride to reinforce your understanding of basic matter classification.

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From the list below, select the appropriate SI unit.
1.001 x 10 pwr-7 GL is equal to 1.001 x 10pwr5 ______?
A. μL
B. ZL
C. pL
D. L
E. TL
F. ML
G. nL
H. EL
I. mL

I.mL

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Key Terms

Term
Definition

From the list below, select the appropriate SI unit.
1.001 x 10 pwr-7 GL is equal to 1.001 x 10pwr5 ______?
A. μL
B. ZL
C. pL
D. L
E. TL
F. ML
G. nL
H. EL
I. mL

I.mL

From the list below, select the appropriate SI unit.
4.2 x 10pwer3 kg is equal to 4.2 x 10pwr12 ______.
A. Mg
B. pg
C. g
D. kg
E. μg
F. mg
G. Gg
H. ng
I. Tg

E. μg

From the list below, select the appropriate SI unit.
2.28 x 10pwr-4 mm is equal to 2.28 x 10pwr-13 ______?
A. pm
B. gm
C. μm
D. nm
E. km
F. fm
G. Gm
H. Tm
I. Mm

I.Mm

Which of the following properties of water are chemical and which are physical?
It freezes at 0.0°C.
A. chemical property
B. physical property

B. physical property

Which of the following properties of water are chemical and which are physical?
It is useful for putting out most fires.
A. chemical property
B. physical property

B. physical property

Which of the following properties of water are chemical and which are physical?
A cork floats in it, but a piece of copper sinks.
A. chemical property
B. physical property

B. physical property

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Classification of Matter Chapter 1 Smartwork 5 Part 2
TermDefinition

From the list below, select the appropriate SI unit.
1.001 x 10 pwr-7 GL is equal to 1.001 x 10pwr5 ______?
A. μL
B. ZL
C. pL
D. L
E. TL
F. ML
G. nL
H. EL
I. mL

I.mL

From the list below, select the appropriate SI unit.
4.2 x 10pwer3 kg is equal to 4.2 x 10pwr12 ______.
A. Mg
B. pg
C. g
D. kg
E. μg
F. mg
G. Gg
H. ng
I. Tg

E. μg

From the list below, select the appropriate SI unit.
2.28 x 10pwr-4 mm is equal to 2.28 x 10pwr-13 ______?
A. pm
B. gm
C. μm
D. nm
E. km
F. fm
G. Gm
H. Tm
I. Mm

I.Mm

Which of the following properties of water are chemical and which are physical?
It freezes at 0.0°C.
A. chemical property
B. physical property

B. physical property

Which of the following properties of water are chemical and which are physical?
It is useful for putting out most fires.
A. chemical property
B. physical property

B. physical property

Which of the following properties of water are chemical and which are physical?
A cork floats in it, but a piece of copper sinks.
A. chemical property
B. physical property

B. physical property

Which of the following properties of water are chemical and which are physical?
During digestion, starch reacts with water to form sugar.
A. chemical property
B. physical property

A. chemical property

Which of the following properties of a compound could also be applied to an element?
Please select three.
A.Compounds have characteristic physical properties.
B.Compounds can be isolated in pure form.
C.Compounds have different chemical properties than the elements that compose them.
D.A compound can be separated into different elements with their own unique properties.
E.Compounds are made up of two or more different types of atoms.
F.A compound has two or more atoms bonded together.

A.Compounds have characteristic physical properties.
B.Compounds can be isolated in pure form.
F.A compound has two or more atoms bonded together.

Which of the following properties of a compound which do NOT apply to elements? Please select three.
A.Compounds have characteristic physical properties.
B.Compounds can be isolated in pure form.
C.Compounds have different chemical properties than the elements that compose them.
D.A compound can be separated into different elements with their own unique properties.E.Compounds are made up of two or more different types of atoms.
F.A compound has two or more atoms bonded together.

C.Compounds have different chemical properties than the elements that compose them.
D.A compound can be separated into different elements with their own unique properties.
E.Compounds are made up of two or more different types of atoms.

Solid

A state of matter with a fixed shape and volume; particles are tightly packed and vibrate in place.

Liquid

A state of matter with a definite volume but no fixed shape; particles can move past each other.

Gas

A state of matter with no fixed shape or volume; particles move freely and are widely spaced.

Evaporation

The process where a liquid changes into a gas at the surface, below its boiling point.

Condensation

The process where a gas changes into a liquid when cooled.

Sublimation

The direct change from solid to gas without passing through the liquid state.

Deposition

The direct change from gas to solid without becoming a liquid.

Freezing

The process where a liquid turns into a solid when its temperature drops below the freezing point.

Melting

The process where a solid turns into a liquid when heated to its melting point.

Evaporation of liquid hydrogen peroxide (H2O2)?

H2O2(l) -->H2O2(g)

4.03 × 103 m. Convert this length into miles

2.50 mi

What is the SI symbol for nanometer?

nm

For which of the following items is nanometers the most appropriate unit of measurement?
A. Wavelength of blue light
B. Length of a pencil
C. Circumference of the Earth
D. Lap around a track

A. Wavelength of blue light

What is the SI symbol for megaseconds?

Ms

For which of the following items is megaseconds the most appropriate unit of measurement?
A. The time it takes to blink
B. How long it takes a track star to run a 100 m sprint
C. The age of an octogenarian (80 - 89 years old)
D. The length of February

D. The length of February

What is the SI symbol for milligrams?

mg

For which of the following items is milligrams the most appropriate unit of measurement?
A. Mass of an average adult male
B. A dose of aspirin
C. Mass of the Moon
D. Mass of a proton

B. A dose of aspirin

What is the mass of a magnesium block that measures 5.00 cm × 2.00 cm × 4.00 cm? The density of magnesium is 1.738 g/cm3.

69.5g

A chemist needs 25.0 g of concentrated sulfuric acid for an experiment. The density of concentrated sulfuric acid at room temperature is 1.84 g/mL. What volume of the acid is required?

13.6 mL

Pyridine (C5H5N)
___C atoms ____N atoms

5 C atoms 1 N atoms

Pyrazine (C4H4N2)
____C atoms ____N atoms

4 C atoms 2 N atoms

Please do not round until the end. Calculate the density to at least two significant figures.
Could the jewelry be made of pure silver? Note that the density of pure silver is 10.50 g/mL.
A. Yes
B. No
C. It is impossible to determine

B. No

Which of the following numbers have just three significant figures? Check all that apply.
A.6.452
B.7.02
C.12.77
D.302
E.6.02 × 10pwr23
F.3.43

B.7.02
D.302
E.6.02 × 10pwr23
F.3.43

Shown above is a balance which currently reads 0.0000 g.Based on this instrument, identify from the following list three statements that are true if you were to use this balance to measure the mass of a sample.

A.The mass measured on this balance is known exactly.
B.The uncertainty is in the ones place.
C.The uncertainty is in the tenths place.
D.The uncertainty is in the hundredths place.
E.The uncertainty is in the thousandths place.
F.The uncertainty is in the ten thousandths place.
G.A mass measured on this balance will always have five significant digits.
H.A mass measured on this balance will always have six significant digits.
I.A mass that falls between 0.01 and 0.09 grams measured on this balance will have two significant figures.
J.A mass that falls between 0.1 and 0.9 grams measured on this balance will have four significant figures.
K.A mass that falls between 1 and 9 grams measured on this balance will have six significant figures.
L.A mass that falls between 20 and 70 grams measured on this balance will have six significant figures.

F.The uncertainty is in the ten thousandths place.
J.A mass that falls between 0.1 and 0.9 grams measured on this balance will have four significant figures.
L.A mass that falls between 20 and 70 grams measured on this balance will have six significant figures.