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(a)
Interpretation:
The
Concept introduction:
The ionization energy in periodic table
In periodic table the ionization energy is increases from left to right in a period due to increasing effective nuclear charge and it decreases from top to bottom of a group due to size of the atom is increases and the force of the attraction between centre of the nucleus and outer most electrons is decreases.
(b)
Interpretation:
The electron affinity of given hypothetical elements X and Z have to be comparatively explained.
Concept introduction:
Electron affinity is well-known as the electron gain enthalpy. Electron gain enthalpy is the amount of energy released when an isolated gaseous atom accepts an electron to form a monovalent gaseous anion.
(c)
Interpretation:
The electron affinity of given hypothetical elements X and Z have to be comparatively explained.
Concept introduction:
The ionization energy in periodic table
In periodic table the ionization energy is increases from left to right in a period due to increasing effective nuclear charge and it decreases from top to bottom of a group due to size of the atom is increases and the force of the attraction between centre of the nucleus and outer most electrons is decreases.
Electron affinity:
Electron affinity is well-known as the electron gain enthalpy. Electron gain enthalpy is the amount of energy released when an isolated gaseous atom accepts an electron to form a monovalent gaseous anion.
(d)
Interpretation:
The electron affinity of given hypothetical elements X and Z have to be comparatively explained.
Concept introduction:
The ionization energy in periodic table
In periodic table the ionization energy is increases from left to right in a period due to increasing effective nuclear charge and it decreases from top to bottom of a group due to size of the atom is increases and the force of the attraction between centre of the nucleus and outer most electrons is decreases.
Electron affinity:
Electron affinity is well-known as the electron gain enthalpy. Electron gain enthalpy is the amount of energy released when an isolated gaseous atom accepts an electron to form a monovalent gaseous anion.
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Chapter 8 Solutions
General Chemistry - Standalone book (MindTap Course List)
- Conservation of mass was discussed in the background. Describe how conservation of mass (actual, not theoretical) could be checked in the experiment performed.arrow_forwardWhat impact would adding twice as much Na2CO3 than required for stoichiometric quantities have on the quantity of product produced? Initial results attachedarrow_forwardGiven that a theoretical yield for isolating Calcium Carbonate in this experiment would be 100%. From that information and based on the results you obtained in this experiment, describe your success in the recovery of calcium carbonate and suggest two possible sources of error that would have caused you to not obtain 100% yield. Results are attached form experimentarrow_forward
- 5) Calculate the flux of oxygen between the ocean and the atmosphere(2 pts), given that: (from Box 5.1, pg. 88 of your text): Temp = 18°C Salinity = 35 ppt Density = 1025 kg/m3 Oxygen concentration measured in bulk water = 263.84 mmol/m3 Wind speed = 7.4 m/s Oxygen is observed to be about 10% initially supersaturated What is flux if the temperature is 10°C ? (2 pts) (Hint: use the same density in your calculations). Why do your calculated values make sense (or not) based on what you know about the relationship between gas solubility and temperature (1 pt)?arrow_forwardFind a molecular formula for these unknownsarrow_forward(ME EX2) Prblms 8-11 Can you please explain problems 8 -11 to me in detail, step by step? Thank you so much! If needed color code them for me.arrow_forward
- Don't used hand raitingarrow_forwardThe following 'H NMR spectrum was taken with a 750 MHz spectrometer: 1.0 0.5 0.0 10.0 9.0 8.0 7.0 6.0 5.0 4.0 3.0 ' 2.0 1.0 0.0 (ppm) What is the difference Av in the frequency of RF ac Δν ac radiation absorbed by the a and c protons? (Note: it's not equal to the difference in chemical shifts.) Round your answer to 2 significant digits, and be sure it has an appropriate unit symbol. = O O a will shift left, c will shift right. O a will shift right, c will shift left. a and c will both shift left, with more space between them. Suppose a new spectrum is taken with a 500 MHz spectrometer. What will be true about this new spectrum? O a and c will both shift left, with less space between them. O a and c will both shift right, with more space between them. O a and c will both shift right, with less space between them. Which protons have the largest energy gap between spin up and spin down states? O None of the above. ○ a Ob Explanation Check C Ar B 2025 McGraw Hill LLC. All Rights Reserved.…arrow_forwardWhat mass of Na2CO3 must you add to 125g of water to prepare 0.200 m Na2CO3? Calculate mole fraction of Na2CO3, mass percent, and molarity of the resulting solution. MM (g/mol): Na2CO3 105.99; water 18.02. Final solution density is 1.04 g/mL.arrow_forward
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