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1.1 Introduction to the particulate nature of matter and chemical change

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9 questions
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IB Chemistry Topic 1.1 (11)
Question 1
1.

Outline the meaning of the state symbol (aq).

Question 2
2.

Outline the meaning of the state symbol (aq).

Question 3
3.

Explain why the temperature of a sample of water that is being heated will not increase when the water is at its boiling point.

Question 4
4.

Describe the law of conservation of mass.

Question 5
5.

Question 6
6.

Question 7
7.

Question 8
8.

Question 9
9.

Which is a homogeneous mixture?
A Oil and water
B Sand and water
C Salt and water
D chalk and water
What is the sum of the coefficients when the following equation is balanced, using the smallest whole numbers?


A 4
B 5
C 9
D 10
What is the sum of the coefficients when the equation is balanced with the lowest whole number ratio?
A 6
B 7
C 8
D 9
Which statements about mixtures are correct?

I. the compounds may be elements or compounds.
II. All components must be in the same phase.
III. The components retain their individual properties.
A I and II only
B I and III only
C II and III only
D I, II and III
Some sodium chloride is dissolved in water. Which term describes the role of sodium chloride in this process?
A Solute
B Solvent
C Solution
D Saturated