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****************************************************************************** Masses of subatomic particles that may be useful for questions below. electron 0.00055 amu ; proton 1.0073 amu ; neutron 1.0087 amu **************************************************************************** The actual mass of an atom of {image} Na is 22.9898 amu. What is its mass deficiency? • 0.202 amu • 0.808 amu • 0.196 amu • 0.201 amu • 0.402 amu
The mass of one atom of {image} Al is 26.9815 amu. What is its mass deficiency? • 0.766 amu • 0.414 amu • 0.242 amu • 0.143 amu • 0.176 amu
The actual mass of a {image} Mn atom is 54.9381 amu. Calculate the mass deficiency for 55,25Mn. • 0.436 amu/atom • 0.488 amu/atom • 0.519 amu/atom • 0.533 amu/atom • 0.537 amu/atom
The actual mass of an atom of {image} Ni is 63.9280 amu. Calculate its mass deficiency. • 0.605 amu/atom • 0.596 amu/atom • 0.614 amu/atom • 0.621 amu/atom • 0.590 amu/atom
The actual mass of an atom of {image} Ne is 19.9924 amu. Calculate the mass deficiency in g/mol of atoms. • 0.173 g/mol • 0.265 g/mol • 0.099 g/mol • 0.143 g/mol • 0.191 g/mol
The mass deficiency for {image} Ni is 0.6050 amu/atom. Calculate its binding energy in kJ/mol. • 5.44 x 1010 kJ/mol • 2.28 x 1021 kJ/mol • 1.82 x 103 kJ/mol • 2.59 x 1016 kJ/mol • 6.99 x 108 kJ/mol
The mass deficiency of {image} Br is 0.7393 amu/atom. Calculate its binding energy in kJ/mol of atoms. • 1.55 x 1011 kJ/mol • 6.65 x 1010 kJ/mol • 2.72 x 1010 kJ/mol • 1.98 x 1010 kJ/mol • 2.60 x 1010 kJ/mol
The mass deficiency of an isotope is 0.2482 amu per atom. Determine its binding energy in kcal/mol. • 7.45 x 109 kcal/mol • 2.67 x 1010 kcal/mol • 4.62 x 1010 kcal/mol • 5.34 x 109 kcal/mol • 6.18 x 1010 kcal/mol
Which statement concerning average nuclear binding energy per gram of nuclei is false? • For nuclei with small mass numbers, it increases rapidly with increasing mass number. • It reaches a maximum around mass number 50. • It decreases slowly with increasing mass number for nuclei with mass numbers greater than 50. • The nuclei with the highest binding energies (mass numbers 40 to 150) are the most stable. • Nuclei with mass numbers greater than 210 can easily be decomposed into protons and neutrons.
1. 2. 3. 4. 5. Complete and balance the following equation. The missing term is _____. {image} Ge {image} _____ + {image} β • {image} Hg • {image} Ga • {image} As • {image} As • {image} Ge
1. 2. 3. 4. 5. Complete and balance the following equation. The missing term is _____. 44,20Ca + {image} H {image} _____ + {image} n • {image} Sc • {image} Ti • {image} Ca • {image} Sc • 43,28Ar