Diatomic compounds - Study guides, Class notes & Summaries

Consider the question: Is there an attractive force between a pencil and the earth? Is this a scientific question? [Yes or No] Because III. It can be tested and answered through observations and experiments IV. The answer is already known and we find it online V. There is no way to design an experiment to answer this question. - Answer-Yes because it can be tested and answered though observations and experiments Which of the following properties ascribed to atoms by the Greeks do we still...

Alek’s latest update with complete and verified solutions electron (symbol, charge, mass, location) e-, -1, .000549 amu or 1/1800 amu, orbiting around nucleus proton (symbol, charge, mass, location) p+, +1, 1.0 amu, nucleus Neutron (symbol, charge, mass) N0, 0, 1.0 amu ecide which element probably has a density most and least similar to the density of rubidium. options are fluorine, cesium, thallium, & indium. Metals are more similar to each other than they are to nonmetals. Likewise, nonm...

A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains carbon dioxide A student focuses sunlight to a point with a thin converging (convex) lens. Which of these direct measurements can the student make as a result of this experiment? The approximate focal length of the lens. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:00 Full screen A...

How many significant figures are in the measurement 0.0120 m? Three A block is accelerating along a flat surface under the action of a force applied parallel to the surface. If the magnitude of the applied force is doubled, then the magnitude of the block's acceleration will Double If a cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after mitosis? 12 Which of the following best explains how igneous rocks are formed? Molten material cools and hardens ...

CHEM 121 FINAL EXAM | UPDATED QUESTIONS AND ANSWERS UPDATED .Buy Quality Materials! Electronegativity A measure of the ability of an atom in a chemical compound to attract electrons (chi symbol) Pauling Scale of Electronegativity O>N>C=H salts Ionic compounds that can be formed by replacing one or more of the hydrogen ions of an acid with another positive ion homonuclear diatomic molecules diatomic molecules containing atoms of the same elements heteronuclear diatomic molecules ...

Praxis 5442 - Physical Science Exam Study Guide. Potential energy - answerEnergy that is stored and held in readiness 3rd law of thermodynamics - answerthe law that states that in order for motion to stop we have to reach absolute zero critical point - answera point on a phase diagram at which both the liquid and gas phases of a substance have the same density, and are therefore indistinguishable. chemical energy - answerA form of potential energy that is stored in chemical bonds & inter...

Subscript - A number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound Law of conservation of mass - mass is neither created nor destroyed during ordinary chemical reactions or physical changes Mole ratio - fraction formed from the coefficients in a balanced chemical equation. Avogadro's Number - number of representative particles in a mole, 6.02 X 10^23 Products - The elements or compounds produced by a chemical reaction. On the rig...

How many significant figures are in the measurement 0.0120 m? - Answer- Three A block is accelerating along a flat surface under the action of a force applied parallel to the surface. If the magnitude of the applied force is doubled, then the magnitude of the block's acceleration will - Answer- Double If a cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after mitosis? - Answer- 12 Which of the following best explains how igneous rocks are formed? - An...

Physical change - correct answer A change in the size or form of a substance. No new substance is formed. Chemical change - correct answer A new substance is formed. How to tell chemical change? - correct answer Precipitate, change in color, gas formed, heat and light, and difficulty to reverse change. Isotopes - correct answer Atoms of the same element having the same number of protons and electrons but a different number of neutrons Ion - correct answer A charged Atom Cations - ...

CHEM 1201 Final Exam With 100% Correct And Verified Answers 2024 Diatomic Molecule (2.2) - Correct Answer-molecule made up of 2 identical atoms (ex: H2, N2, O2) Molecular Compounds (2.2) - Correct Answer-compounds composed of molecules Molecular Formula (2.2) - Correct Answer-give the exact number of atoms (ex: H2O2, CH4) Empirical Formula (2.2) - Correct Answer-gives the lowest and most simplified version of numbers (ex: HO, CO, CH4) Ionic Compound (2.2) - Correct Answer-Between a ...