Ferromagnesian silicate minerals (i looked it up)
Answer:
Pressure of hydrogen gas = 695.2 mmHg
Explanation:
Given:
Water temperature = 22°C
Pressure inside the tube = 715 mmHg
Find:
Pressure of hydrogen gas
Computation:
Using vapor pressure of water table
Water pressure at 22°C = 19.8 mmHg
Pressure inside the tube = Pressure of hydrogen gas + Water pressure at 22°C
715 = Pressure of hydrogen gas + 19.8
Pressure of hydrogen gas = 715 - 19.8
Pressure of hydrogen gas = 695.2 mmHg
c. A full s subshell is able to shield a newly filled p subshell from the nucleus, making the first electron in a p subshell easy to remove.
Explanation:
From the given options, a full s-sublevel is able to shield a newly filled p-subshell from the nucleus thereby making the first electron in a p-subshell easy to remove is correct.
What is ionization energy?
Ionization energy is a measure of the readiness of an atom to lose an electron.
First ionization energy is the energy required to remove the most loosely held electron in the gas phase.
The size of an atom/element depends on the number of electrons it contains. The more the electrons, the larger its size.
- The larger an atom becomes the lesser the ionization energy needed to remove the first electron from its outermost shell.
Electron - electron repulsion occurs when two electrons in the same sub-level repels one another.
Shielding effect is the ability of the inner electrons to protect the outer electrons from the pull of the nuclear charge.
In option C, a s-subshell has a greater shielding effect than the p,d and f sub-shell in that order.
A newly introduced electron in the p-sublevel will be loosely held and easier to remove.
Learn more:
First ionization energy brainly.com/question/2153804
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Answer : BaS
will be the precipitate which will be formed.
Explanation : When all the three solutions namely;
are mixed together a white precipitate of BaS
is formed as a product in the solution along with the soluble by product of Ammonium nitrate which is
B.
The energy in nuclear fusion can't be generated in a controlled manner hence difficult to use in a nuclear power plant as a away to produce clean energy.
Explanation:
The reactions in thermonuclear bombs use very highly enriched radioactive elements that release a lot of energy at a go hence the enormous explosions they cause. A nuclear power plant would require this enormous energy to be released slowly to generate electricity. It requires great technology to control the release of this nuclear energy because it requires the control of the rate of chain reactions occurring at a particular time. If the chain reactions are too many at a time, the power plant could explode.
Learn More:
For more on nuclear energy check out;
brainly.com/question/1013815
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