After Rutherford discovered the nucleus, which model of the atom is thought to be true? * O Protons, neutrons and electrons are spread evenly throughout the atom O The nucleus is made of protons, neutrons and electrons O Electrons orbit the nucleus O The nucleus is made of electrons and protons

Q: 36. Which statement about protons is false?(a) Protons have about the same mass as neutrons.(b)…

A: An atom is made of three particles namely, protons, neutrons, and electrons. The protons and…

Q: What is a proton? O A positively charged particle found inside the nucleus of an atom O The smallest…

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Q: Which of the following statements is true? O Water is an example of an element. O Protons and…

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Q: A specific isotope of an element is known to have 15 protons and 16 neutrons. Which symbol would…

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Q: What is the approximate diameter ofthe nucleus in units of pm?

A: Given diameter of nucleus = 10-4 A. 1A = 10-10m. 10-4 A = 10-14 m.

Q: 18. Complete the following table: Isotope Name Atomic Number of Number of Total Number of Number…

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Q: Which statement is not part of Dalton’s atomic theory?(a) Each element is composed of indestructible…

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Q: Which statement about protons is false?(a) Protons have about the same mass as neutrons.(b) Protons…

A: The electrons, protons, and neutrons are the basic constituents of an atom. They help in determining…

Q: The fundamental particle of matter is the A) proton B) electron C) neutron D) atom E) None of the…

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Q: 2. Fill in the following table using your knowledge of atom and periodic table. symbol Atomic Atomic…

A: Atomic number = Number of electrons  =  Number of protons Atomic Mass = Number of protons + Number…

Q: Write the symbol for the isotope described. a. 12 protons, 12 electrons, 13 neutrons b. 17 protons,…

A: Note : As per our guidelines we are supposed to answer first 3 parts. please repost other parts as…

Q: which of the following statements is correct? a. All elements must contain protons, neutrons and…

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Q: Is each of the following statements true or false?a. A proton and an electron have opposite…

A: a. A proton and an electron have opposite charges. The given statement is True. Protons are…

Q: 1. Complete the table below Symbol atom # mass # Protons neutrons Electrons charge 8. 3- 14 104 44…

A: Atomic number: The atomic number (represented by the letter Z) of an element is the number of…

Q: Which of the following facts allows you to determine that atom A and atom B are isotopes of the same…

A: If atom 'A' and 'B'  is an isotope then their mass number should be same. Isotopes are the same…

Q: 46. Which of the following statements about atomic structure is FALSE? The electrons occupy a very…

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Q: What elements are in the same GROUP! O O, F Na, Mg O N, P O Al, Si

A: The elements in the periodic table of elements are arranged in Groups and Periods according to their…

Q: j. How is the mass number related to the number of protons, neutrons, and/or electrons? k. Potassium…

A: j) Mass no. is the sum total of no. of protons and neutrons. Mass no.=no. of protons+no. of neutrons…

Q: Which of the following is not associated with the work of Rutherford? the nucleus of an atom is…

A: Rutherford model of and atom had the following characteristics-  1) Most of the space inside the…

Q: Sum of the total number of parotons and neutrons present in the nucleus of an atom is the mass…

A: Element C  : Mass number = 14                        Atomic number = 7 Element D :  Mass number= 40…

Q: 13. Complete the table below. Symbol Atomic Mass Number of Number of Number of Number Number Protons…

A: Since you have provided a question with multiple sub parts, we will do the first three. If you want…

Q: b Complete the following table for an isotopically-labelled atom or ion: Group of Element Group 2A…

A: To complete the following table for an isotopically-labelled atom or ion.

Q: . Dalton's Atomic Theory included all of the ideas listed below except   a. All atoms of a given…

A: Ans-32  The postulate that does not give my dalton atomic theory is - An atom is composed of very…

Q: Which of the following statements is/are true? For the false statements, correct them. a. All…

A: In a nucleus, neutrons are neutrally charged whereas protons are positively charged

Q: If the number of electrons in an atom is 51 and its atomic mass number is 125, calculate: a) the…

A: Number of electrons = 51 Mass number = number of electrons + number of protons Mass number = 125

Q: The isotope of an unknown element, X_ has a mass number of 77. The most stable ion of this isotope…

A: Number of protons = atomic number  Number of protons = number of electrons (in neutral atom)…

Q: A monatomic ion has a charge of +3. The nucleus of the ion has a mass number of 259. The number of…

A: Given,  A monatomic ion has a charge of +3. The nucleus of the ion has a mass number of 259. The…

Q: a. Atomic Number on the Periodic Table b. Positive charge particle located in the nucleus c.…

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Q: Carbon has several isotopes including 12C and 14C. These isotopes differ in the number of:   a.…

A: Isotopes , elements which have same atomic number but different molar mass . And we know that…

Q: Which of the following are isotopes? Atom or ion A QR MGEL # of electrons 5 9 18 28 36 5 9 # of…

A: Isotopes are the species that has same number of protons but different number of neutrons.

Q: Try to complete the missing information for these three isotopes using only the data provided.…

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Q: The atomic theory states that all matter is made of atoms. These atoms are made of subatomic…

A: Matter is made up of atoms.  Atom contains particles like electron, proton and neutron. Proton and…

Q: Enter your answer in the provided box. Calculate the average atomic mass of copper. The percentages…

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Q: Which statement about protons is true?(a) Protons have twice the mass of neutrons.(b) Protons have…

A: An atom is the fundamental particle of matter. Atoms consist of a certain number of protons and…

Q: Complete the table Symbol of element Atomic Mass number Number of Number of Number of protons (+) a)…

A: Solution This is a pretty simple question if you have a periodic table handy. Use the Table of…

Q: 7) which statement regarding the nucleus of an atom is correct A) The nucleus contains protons and…

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Q: wwww TTTTT The atom is a solid sphere that was allowed to participate in chemical reactions. 10.…

A: “Since you have asked multiple questions, we will solve the first question for you. If youwant any…

Q: The neutral hydrogen atom consists of   a. one proton and one neutron.   b. one proton, one…

A: Atomic number of hydrogen atom is 1. It is the first atom in the periodic table.

Q: Mark the following statements as true or false. If a statement is false, correct it to make a true…

A: To find: The given statements as true of false

Q: Suppose a new element with an average atomic mass of 22.906 u is discovered on Mars. This element is…

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Q: ations have a positive charge because _____________   a. the number of subatomic particles in the…

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Q: 1. Complete the following table. Mass Number of Number of Isotope Symbol Atomic Number Isotope Name…

A: Hello. Since the question contains multiple parts, the first part is solved. In case the solution…

Q: Consider an atom of 10B. (a) How many protons, neutrons,and electrons does this atom contain? (b)…

A: Atomic number (Z) is defined as number of protons present in an atom.  In a neutral atom number of…

Q: An atom has 18 neutrons, 15 protons and 16 electrons. What is the correct representation for this…

A: Atomic mass is calculated as the sum of protons and neutrons present inside the nucleus of the atom.…

Q: One isotope of an element has a mass of 65.183 amu and 72.23% natural abundance. Another isotope has…

A: Assume an element is X,  one of Isotope of X is X1 atomic mass is 65.183 amu and natural abundance…

Q: True of False. T/F Electrons are much lighter than neutrons. T/F Some atoms have more electrons…

A: We know , mass of neutron = 1.67×10-27 Kg mass of electron = 9.1×10-31 Kg

Q: The element indium has two naturally occurring isotopes: 113In and 1 In. The 113In isotope has a…

A: Correct option A. Indium is non metal is incorrect. Indium is a metal with soft,melable,ductile…

Q: Write the atomic symbol (X) for each of the isotopes described below. a. number of protons = 27.…

A: Note: As per our guidelines, we are supposed to answer three sub-parts if a questions contains many…

Q: Which of the following statements is TRUE, and why? A. Anions are usually larger than their…

A: A. Anion: It is the negatively charged species which has more number of electrons than protons.…

Q: Which statement regarding the nucleus of an atom is correct? O A. The nucleus contains protons and…

A: The Nucleus is the part of the atom . The nucleus is made up of the Protons and the Neutrons . The…