Please define the atomic theory proposed by scientist considering to experimental set up.

Q: Most substances are composed of _________ rather than elemental substances

A: Element:  A substance that cannot be broken down into simpler substances by chemical or physical…

Q: What is protoscience and pseudoscience? What is atomic theory?

A: Science is the study of nature. It describes the fact that how physical world work. Four main…

Q: HNO3 NBS H,SO4 light AICI3 Fe HCI

A: Chemical reaction:

Q: 1. Calculate the volume of individual atoms assuming that atoms are spheres.

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Q: What was the hypothesis tested by Rutherford?

A: For representing an atom, the New Zealand physicist, Ernest Rutherford, came up with the Rutherford…

Q: Q1/ which particle of the atom plays major role in physical, electrical and magnetic phenomenon?

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Q: In a series of experiments, a chemist prepared three differentcompounds that contain only iodine and…

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Q: There are only two naturally-occuring stable isotopes of lithium, the masses of which are listed in…

A: Lithium has an elemental atomic mass of 6.941 u and has two naturally occurring isotopes, 6Li and…

Q: MEASUREMENT AND MATTER Organization of the Periodic Table Read each description in the first column…

A: A semimetal can be defined as an  element whose properties are intermediate between those of metals…

Q: (1.3)(Question 42 on page 40) Which of the following represent(s)' homogeneous mixture'? (b) (c) O…

A: In a mixture in where the components of that particular mixture are uniformly distributed throughout…

Q: Summarize indicating Thomson major contribution to the atomic theory.

A: The atom is the smallest unit of particle that used in a chemical reaction.

Q: Describe the relationship between atoms, elements, and matter

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Q: 1. Models come in many forms including physical, 2-dimensional, conceptual, computer, and…

A: Given: Two dimensional models, conceptual, computer and mathematical models To find: scientist use…

Q: Compare and contrast the expected and actual observation of the Gold Foil Experiment. For each…

A: Thomson model describes about the atom in such a way that sphere has a positively charged around…

Q: 1. What did Democritus contribute to our modern understanding of matter

A: ANSERE IS DISCUSSED BELOW :

Q: 1-2) The Atomic Hotel The Atomic Hotel is a special hotel designed for electrons. The hotel has a…

A: We need to determine the electrons which do not follow Aufbau principle and Pauli Exclusion…

Q: An atom of rhodium (Rh) has a diameter of about  2.7×10−8cm2.7×10−8cm   If the atom is assumed to…

A: The diameter of the rhodium atom is = 2.7×10-8 cm The volume of rhodium atom in m3 is =?

Q: Whose work is credited with being the beginning of modern atomic theory?

A: The scientist whose work was credited in the beginning of modern atomic theory has to be given.

Q: Write the following from largest to smallest size. (Use the appropriate <, =, or > symbol to…

A: Comparing the size of a cation and neutral atom, cation will have smaller size. Since Mg is below Be…

Q: What is the symbol for phosphorus?

A: Given :- name of element = phosphorus  To determine :- it's symbol

Q: 1. Which is true about the Law of Conservation of Mass? 3. What was one of the tests that Lavoisier…

A: 1. D. Atoms cannot be created or destroyed, only rearranged. The Law of Conservation of Mass implies…

Q: The subatomic particle known as the proton has a mass of 1.67x10-24 g and a diameter of 1.00x10-13…

A: Density is the measure of mass per unit volume. Given data:  Mass of proton = 1.67 × 10-24 g,…

Q: One of the big problems in chemistry is our dependence upon our five senses (macroscopic…

A: The Brownian motion explain the random movement of atom and molecules in a gaseous state where the…

Q: U Rounding To The N.. O (46) AFRICAN HOM. E Kiasha Savage -Cla. G english to french- 1/10 A boron…

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Q: CPM eBooks - CCA. Use the periodic table from an alternative universe below to answer the questions…

A: Mass of M=60 grams Mass of MAx3=?

Q: Do you think that heat and light have mass? Do they occupy space? Why

A: Mass: It is the quantity that represents the amount of substance or matter present. It is typically…

Q: cess silvér ñiti mass of Cl an

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Q: Based on the following word descriptions, write the formula for each of the indicated substances.a.…

A: A formula of any compound which represents number of the all types of atoms of that compounds…

Q: 1) C a b The number of lines exhibited by hydrogen(s) a is The number of lines exhibited by…

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Q: Calculate the densHy of Zinc using the atomic masS Gf Zinc and m dimensions of 3.5 x 2.5 x 25mm

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Q: The element titanium is now being used as a structuralmaterial for bone and joint replacement…

A: Titanium belongs to group four. It is solid metal at room temperature with an electronic…

Q: explain how the development of the Atomic Theory illustrates the Nature of Science. Support your…

A: It is asked to explain the development of atomic theory illustrating the nature of Science.

Q: What is the volume of a molybdenum atom in microliters?

A: 1 cm3 = 1 mL  1 mL = 0.001 L  1 mL = 1000 microliters

Q: (a) You are given a cube of silver metal that measures 1.000cm on each edge. The density of silver…

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Q: Three sceintists that particpated in the discovery and invention or contributed to the early atomic…

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Q: What is the chemical formula for a molecular model with 2 nitrogen atoms and 4 hydrogen atoms? Also…

A: a) Since the model is having 1 black and 4 white balls. Hence it is having 1 carbon i.e C and 4…

Q: Classify each statement as an observation, a law, or a theory.a. Chlorine is a highly reactive…

A: Law: A descriptive generalization about how some aspect of the natural world behaves under stated…

Q: Volume occupied by electrons Nucleus Part A containing protons and neutrons- What is the approximate…

A: The diagram given is,

Q: Since 1800, almost 200 sincere but erroneous reports ofthe discovery of new chemical elements have…

A: The chemical element is a substance which cannot decompose further into simpler forms by chemical…

Q: Part A On a mission to a newly discovered planet, an astronaut finds copper abundances of 69.15 %…

A: Given, Abundance of 63Cu = 69.15% Abundance of 65Cu = 30.85% Mass of 63Cu = 62.9300 amu Mass of 65Cu…

Q: Carbon-12 contains 6 protons and 6 neutrons. The radius of the nucleus is approximately 2.7 fm…

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Q: 1. Water and sodium chloride are both considered substances as well as compounds, but water exists…

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Q: Discuss the development of atomic model and what experiments did scientists conducted to discover…

A: Dalton's atomic model: Postulates: All matter is made up of tiny, indivisible particles called…

Q: Select the correct answer from each drop-down menu. A molecule of chlorine has atoms of the same…

A: Element : An element is a substance that cannot be broken down into any other substance. Every…

Q: Match the following terms with the best description below. Place the letter on the line. B.…

A: Answer- 1) study of matter- anything having mass and occupying space →Chemistry 2) Main attractive…

Q: Which statements are inconsistent with Dalton’s atomic theoryas it was originally stated? Explain…

A: The statements that are inconsistent with atomic theory of Dalton have to be identified and…

Q: What were the challenges that John Dalton went through  including how he got their knowledge to be…

A: John Dalton most famous discoveries include Dalton atomic theory Dalton Law of Partial Pressure.(…

Q: 1. Compare some common physical properties of metals and non-metals.

A: Note - Since you have asked multiple questions, we will do the first question for you. If you want…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.