Atomic mass

Сентябрь 9, 2022

Содержание

2. Q2: Complete the following nuclear equations (the question marks)
3. Pre-lesson activity: What is the atomic mass? Why we do not use the absolute atomic mass?
4. Theme of the lesson Atomic mass
5. Learning objectives Calculate relative atomic, molecular and formula masses. Explain why the atomic masses in the
6. Success criteria Student achieves if He/she will be able to calculate relative atomic, molecular and formula
7. The relative atomic mass is calculated using the equation:
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Слайд 2

Q2: Complete the following nuclear equations (the question marks)

Слайд 3

Pre-lesson activity:
What is the atomic mass?
Why we do not use the

absolute atomic mass?
How the relative atomic mass was calculated?
What is the value of amu?
Why the atomic masses in the periodic table are not necessarily whole numbers?

Слайд 4

Theme of the lesson
Atomic mass

Слайд 5

Learning objectives
Calculate relative atomic, molecular and formula masses.
Explain why the atomic

masses in the periodic table are not necessarily whole numbers.
Calculate relative isotopic ratios from molar mass.

Слайд 6

Success criteria
Student achieves if
He/she will be able to calculate relative

atomic, molecular and formula masses
He/she can explain why the atomic masses in the periodic table are not necessarily whole numbers
He/she will be able to calculate relative isotopic ratios from molar mass

Слайд 7

The relative atomic mass is calculated using the equation: