Question

Nuclear Chemistry help needed?

QUESTION 3
What is the mass defect (in kg), if a 10/5 B isotope has an expected mass of 10.0602 amu and an actual mass of 10.0129 amu? [1 amu = 1.66 × 10-27 kg]

- 0.0473 kg
- 7.85 × 10-29 kg
- 20.1 kg
- 3.33 × 10-26 kg

QUESTION 4
What is the amount of energy that holds the protons and neutrons together in the nucleus?

- holding energy
- binding energy
- defect energy
- conservation energy

QUESTION 5
In a nuclear reaction, the energy released is 3.0 × 1020 joules. To what mass does this amount of energy equate?

- 2.7 × 1036 kg
- 1.0 × 1012 kg
- 3.3 × 103 kg
- 2.7 × 10-4 kg

QUESTION 6
The mass defect for the following reaction, 1/1H + 1/0n -> 2/1H, is 0.00239 amu. (1 amu= 1.66 × 10-27 kg) How much energy will this reaction provide?

- 1.19 × 10-22 J
- 1.32 × 10-38 J
- 3.57 ×10-13 J
- 4.41 × 1022 J

QUESTION 7
How much energy would 3.0 kilograms of gasoline provide using Einstein’s equation?

- 2.7 × 1017 J
- 2.7 × 1015 J
- 9.0 × 108 J
- 3.3 × 10-16 J

QUESTION 8
What is the expected mass (in kg) of a 19/9F isotope?

1 proton = 1.6726 × 10-27 kg
1 neutron = 1.6749 × 10-27 kg

- 3.18 × 10-26 kg
- 3.18 × 1026 kg
- 4.69 × 10-26 kg
- 4.69 × 1026 kg