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Biblioteka

2024 Counting and Classifying Matter Test

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Posljednje ažuriranje about 1 year ago
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These are the SAME terms and definitions you've seen all week. However, please read carefully as the terms are listed in a different order.

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Pitanje 10
10.

How many atoms of Hydrogen are on the product side of this equation

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Pitanje 11
11.

How many TOTAL atoms are on the REACTANT side of this equation

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Pitanje 12
12.

How many molecules of (OH) were present BEFORE (prior to) they bonded with Calcium?

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Pitanje 14
14.
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Pitanje 15
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Pitanje 16
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Pitanje 17
17.

What does the "3" in this chemical formula for sucrose tell us about this substance?

3C12H22O11

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HINTS

  • The atoms/molecules in box B are two DIFFERENT colors.

  • Box H is one large molecule consisting of yellow atoms

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Pitanje 30
30.
Pitanje 31
31.
Pitanje 32
32.
Pitanje 33
33.
Pitanje 34
34.

Drag the items to the correct place.

LIST EACH SUBCATEGORY OPTIONS IN ORDER FROM SIMPLE TO COMPLEX (reverse alphabetical order)

Drugi mogući odgovor:
Homogeneous
Heterogeneous
Element
Mixture
Compound
Pitanje 35
35.
Drugi mogući odgovor:
forms
created
cannot
destroyed
change
Pitanje 1
1.
Pitanje 2
2.
Pitanje 3
3.
Pitanje 4
4.
Pitanje 5
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Pitanje 6
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Pitanje 7
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Pitanje 8
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Pitanje 9
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Pitanje 13
13.

How many molecules of water (H2O) existed BEFORE the chemical reaction?

Pitanje 18
18.

Substances that are made entirely of only one type of atom OR one type of compound.

(You will use some answers more than once)

Pitanje 19
19.

When two or more pure substances are combined by physical means (not chemically).

(You will use some answers more than once)

Pitanje 20
20.

The particles in this type of substance are equally distributed throughout and cannot be distinguished from one another, creating a completely uniform substance (looks the same throughout).

(You will use some answers more than once)

Pitanje 21
21.

These types of substances can NOT be separated into simpler substances by ·physical means

(You will use some answers more than once)

Pitanje 22
22.

Made of 2 or more DIFFERENT types of atoms chemically bonded together, to create one molecule.

(You will use some answers more than once)

Pitanje 23
23.

These types of substances CAN be separated into simpler substances by physical means

(You will use some answers more than once)

Pitanje 24
24.

A substance entirely made up of one type of atom

(You will use some answers more than once)

Pitanje 25
25.

Two or more atoms chemically bonded together into one substance (It doesn't matter if the atoms are the same or different, just that they're bonded together)

(You will use some answers more than once)

Pitanje 26
26.

The particles in this substance tend to group with like (the same type of) particles, making a substance that is not uniform in composition (it is easy to distinguish/see the different parts of this substance).

(You will use some answers more than once)

Pitanje 27
27.

Select every letter representing a box on the left that is an example of an element

Pitanje 28
28.

Select every letter representing a box on the left that is an example of a compound

Pitanje 29
29.

Select every letter representing a box on the left that is an example of a mixture