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C05 Atomic Mass Calculations

Authored by Bill Habiger

Other

9th - 12th Grade

Used 14+ times

C05 Atomic Mass Calculations
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56 questions

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1.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Element Z has 2 natural isotopes. One isotope has a mass of 25.00 amu and an abundance of 17.00%. The other isotope has a mass of 23.00 amu and an abundance of 83.00%.

Calculate the average atomic mass for this one element.

Be sure to include UNITS. Report the CALCULATOR ANSWER.

2.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Element Z has 2 natural isotopes. One isotope has a mass of 25.00 amu and an abundance of 78.00%. The other isotope has a mass of 23.00 amu and an abundance of 22.00%. Calculate the average atomic mass for this one element.

Be sure to include UNITS. Report the CALCULATOR ANSWER.

3.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Element Z has 2 natural isotopes. One isotope has a mass of 25.00 amu and an abundance of 81.00%. The other isotope has a mass of 23.00 amu and an abundance of 19.00%. Calculate the average atomic mass for this one element.

Be sure to include UNITS. Report the CALCULATOR ANSWER.

4.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Element Z has 2 natural isotopes. One isotope has a mass of 25.00 amu and an abundance of 84.00%. The other isotope has a mass of 23.00 amu and an abundance of 16.00%. Calculate the average atomic mass for this one element.

Be sure to include UNITS. Report the CALCULATOR ANSWER.

5.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Element Z has 2 natural isotopes. One isotope has a mass of 25.00 amu and an abundance of 99.09%. The other isotope has a mass of 23.00 amu and an abundance of 0.91%. Calculate the average atomic mass for this element.

Be sure to include UNITS. Report the CALCULATOR ANSWER.

6.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Element Z has 2 natural isotopes. One isotope has a mass of 25.00 amu and an abundance of 42.54%. The other isotope has a mass of 23.00 amu and an abundance of 57.46%. Calculate the average atomic mass for this element.

Be sure to include UNITS. Report the CALCULATOR ANSWER.

7.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Element Z has 2 natural isotopes. One isotope has a mass of 25.00 amu and an abundance of 22.04%. The other isotope has a mass of 23.00 amu and an abundance of 77.96%. Calculate the average atomic mass for this one element.

Be sure to include UNITS. Report the CALCULATOR ANSWER.

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