Practical application of quantitative chemistry

This lesson, students will learn how to conduct a practical to obtain copper sulfate salts using the calculations learnt in this unit.

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Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.H₂ (g) + Cl₂ (g) → 2HCl (g). Starting with 4 g of hydrogen, what mass of hydrogen chloride would be produced? (Relative atomic masses: H = 1; Cl = 35.5)

1/5

Q2.Which of these is NOT a reason why the percentage yield is less than 100%?

2/5

Q3.Which of these is a reason for wanting high atom economy?

3/5

Q4.Calculate the number of moles in 20 cm³ of a 1.25 M solution of NaOH.

4/5

Q5.Calculate the volume of O₂ needed to completely burn 18 g of methane (CH₄). Relative atomic mass of C = 12; H = 1.

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.H₂ (g) + Cl₂ (g) → 2HCl (g). Starting with 4 g of hydrogen, what mass of hydrogen chloride would be produced? (Relative atomic masses: H = 1; Cl = 35.5)

1/5

Q2.Which of these is NOT a reason why the percentage yield is less than 100%?

2/5

Q3.Which of these is a reason for wanting high atom economy?

3/5

Q4.Calculate the number of moles in 20 cm³ of a 1.25 M solution of NaOH.

4/5

Q5.Calculate the volume of O₂ needed to completely burn 18 g of methane (CH₄). Relative atomic mass of C = 12; H = 1.

5/5

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Practical application of Quantitative Chemistry - Triple

This quiz will test your knowledge across the calculations unit

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What phrase is given to the reactant that runs out first in a reaction?

1/5

Q2.Which of these is a valid reason for less than 100% yield in a reaction between magnesium and oxygen to produce magnesium oxide?

2/5

Q3.Which statement is a correct definition for atom economy?

3/5

Q4.One way to produce copper chloride salts is shown by the reaction: CuO + 2HCl -> CuCl₂ + H₂O. How many moles of acid are needed for every mole of product?

4/5

Q5.What volume of 2 M H₂SO₄ l is needed if 0.068 moles of product are required and the ratio of acid to product is 1:1?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Practical application of Quantitative Chemistry - Triple

This quiz will test your knowledge across the calculations unit

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What phrase is given to the reactant that runs out first in a reaction?

1/5

Q2.Which of these is a valid reason for less than 100% yield in a reaction between magnesium and oxygen to produce magnesium oxide?

2/5

Q3.Which statement is a correct definition for atom economy?

3/5

Q4.One way to produce copper chloride salts is shown by the reaction: CuO + 2HCl -> CuCl₂ + H₂O. How many moles of acid are needed for every mole of product?

4/5

Q5.What volume of 2 M H₂SO₄ l is needed if 0.068 moles of product are required and the ratio of acid to product is 1:1?

5/5

Lesson summary: Practical application of quantitative chemistry

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This was the final lesson in the unit Quantitative Chemistry.

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