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Biblioteka

IPC Final 2021-2022

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Posljednje ažuriranje 5 months ago
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Pitanje 1
1.

Which of these is NOT a way to tell that a chemical reaction is happening?

Pitanje 2
2.
Pitanje 3
3.

What makes a reaction exothermic?

Pitanje 4
4.

What is the big number that you are allowed to change in a chemical equation called?

Pitanje 5
5.

Balance the following chemical equation.

Pitanje 6
6.

Balance the following chemical equation.

Pitanje 7
7.

Which of these is NOT a ‘Base’ metric unit?

Pitanje 8
8.

Compared to the base unit, what does the prefix ‘kilo-‘ represent?

Pitanje 9
9.

One one-thousandth (1/1000 or 0.001) base units is represented by which prefix?

Pitanje 10
10.

Show your work to convert the following measurement.

218 g = __________________ kg

Pitanje 11
11.

Show your work to convert the following measurement.

75 mL = __________________ L

Pitanje 12
12.

Show your work to convert the following measurement.

7.77 km = _________________ m

Pitanje 13
13.

Show your work to convert the following measurement.

2.77 m = __________________ cm

Pitanje 14
14.

Which of the following best describes density?

Pitanje 15
15.

What is the formula for density?

Pitanje 16
16.

Liquid oxygen has a volume of 14mL and a mass of 7g. What is the density of liquid oxygen?

Pitanje 17
17.

The first law of motion states that an object at rest or in motion will remain at rest or in motion...

Pitanje 18
18.
Pitanje 19
19.

The third law of motion states that for every force exerted on an object, there will be an equal and opposite force. Describe what this means in your own words and provide two examples to help explain your point.

Pitanje 20
20.

What is the main difference between speed and velocity?

Pitanje 21
21.

How can you distinguish between an ionic and covalent bond?

Pitanje 22
22.

What are valence electrons?

Pitanje 23
23.

Which state of matter takes the shape of its container and has NO definite volume?

Pitanje 24
24.

Which term describes changing from gas to liquid?

Pitanje 25
25.

What is a physical property?

Pitanje 26
26.
Pitanje 27
27.

What type of charge does an electron have?

Pitanje 28
28.

How many protons does Boron have?

Pitanje 29
29.

Show your work to calculate how many neutrons Calcium has.

Pitanje 30
30.

How many electrons can fit on the 3rd shell of an atom?

Pitanje 31
31.