Atomic Structure Lab Purpose: This lab was designed to make the observers use their senses and by doing that‚ the observers would realize how difficult it was for the scientists in the 17th century to perform in their fields. Data Tables: Ob-scertainer #10 Hypothesis Actual Ob-scertainer #1 Hypothesis Retest Actual Ob-scertainer #7 Hypothesis Actual Ob-scertainer #6 Hypothesis Actual
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cost of research outweighs its potential benefits. Provide one argument for and one argument against increasing current funding for atomic-structure research. Use specific examples from this lesson in your answers to support each position. The use of the MRI (magnetic resonance imaging) machine is a topic of debate with arguments for and against its use of this machine for medical purposes. An argument that supports the use of the MRI is that research in this field of atomic structure has already
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americanus) to resist frost during extremely cold temperatures (Science‚ 2017). GMOs are a very controversial topic as some people are against it and believe man is trying to play “God” and interfere with nature while others are for it and believe that if we’re provided with the opportunity to ‘better’ a product or circumstance we should make use of it. Both arguments are valid as GMOs present us with both advantages and disadvantages in society today. Genetically
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JC1 H2 Chemistry Atomic Structure Tutorial 1. How many protons‚ neutrons and electrons are there in 3+ ion? 2. Write down the electronic configuration of (a) Si (atomic no. 14) (b) Sc (atomic no. 21) (c) Co (atomic no. 27) 3. Which of the following ions contains an unpaired electron? A calcium ion B copper(II) ion C potassium ion D titanium(IV) ion 4. Some isotopes are unstable and decompose naturally. In one type of decomposition‚ a neutron in the nucleus decomposes to form a proton‚ which is
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Factors For and Against Marijuana should be legalized in the United States. Reasons for legalization (ranked from strongest to weakest) 1. Medical benefits for terminal illnesses such as cancer. 2. Police and court resources would be freed to pursue more serious crimes. 3. The FDA could regulate the quality and safety of the drug. 4. This drug has fewer side effects that most currently legal narcotics. 5. Legalization would lower prices‚ thereby reducing crimes such as theft. 6
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scientific research? It is incredibly important to examine the question "if science produces such large economic benefits‚ why should governments fund scientific research?" In contemporary society‚ the importance of funding scientific research is quite high since "state funding helped get Google’s search algorithm‚ antibody cancer therapies‚ and DNA sequencing technologies off the ground."(Huppert and Taylor‚ 2013) However‚ it is also equally important to highlight that funding scientific research is extremely
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Short Notes On Atomic Structure * Atom is the smallest particle of an element- All 117 elements has atoms * Bohr model: - Planetary model (see Figure 1 below) 1. Sun (proton & neutron= nucleus) 2. Planets (electrons) 3. Orbit (shell) Figure 1: Bohr model * Each type of atoms has a certain number of electrons and protons that differentiate it from the atoms of other elements Example: 1 proton 1 electron= Hydrogen (1 type elements) 2
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Problem: For a p-electron‚ orbital angular moment is (A) √2h (B) h (C) √6h (D) 2h Solution: Orbital angular momentum L = √l ( l + 1 )h where h = h/2π ∴ L for p electron = √1 ( 1 + 1 )h = √2h ∴ (A) Problem: For which of the following species‚ Bohr theory doesn’t apply (A) H (B) He+ (C) Li2+ (D) Na+ Solution: Bohr theory is not applicable to multi
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Why reject it? Stem cell research has been in the media since the day it was discovered. With the potential to cure many patients who are otherwise bound to die of diseases that are currently incurable‚ of course stem cells would be a big deal. But there are people who believe that stem cell research is a very inhuman and immoral act only because embryonic stem cells come from unborn embryos. Even within developed nations‚ research of stem cells is illegal because of this. These nations ignore
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The Atomic and Nuclear Structure of an Atom The atom has three main components the protons‚ neutrons‚ and electrons. The protons and neutrons make up the nucleus‚ while the electrons are found outside the atom’s nucleus. Each component of an atom has a charge to it. The protons have a positive charge. The electrons have a negative charge‚ and the neutrons have a neutral charge. The atoms also have a charge. For example hydrogen can be negative‚ positive or neutral. These are called
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