IS a prod plele combustion when gasoline is burned. Discuss how Dalton's atomic th these facts.

Q: m atom c

A: Atom is the small particle of matter and made up of three fundamental particles which are known as…

Q: did john dalton give us the "raisin bun" model of the atom where negative and positive charges are…

A:

Q: Some chlorine atoms have an atomic mass of 37, while others have an atomic mass of 35. What is the…

A: The mass number of an atom is the sum of proton and neutrons present in that atom.  Mass number =…

Q: ered neutro

A: Neutron is a fundamental particle present in the nucleus of an atom.

Q: If a nucleus contains 12 protons, how many electrons arein the neutral atom? Explain.

A: An atoms are the smallest indivisible particles of a matter.  Subatomic particles of an atom -…

Q: You are an element capable of producing oxygen when fused with you own kind, which element are you

A: Oxygen is a diatomic gas.

Q: If you had a balance that could determine the mass of aproton, how many electrons would you need to…

A: Mass of a proton is 1.67×10-27kg and the mass of the electron is 9.31×10-31kg.

Q: How are the concepts of an atom and an element related? What causes elements to differ?

A: A particular atom will have the same number of protons and electrons and most atoms have at least as…

Q: Approximately how many times greater is the diameterof an atom than the diameter of its nucleus?…

A: Atoms are bigger in size and in the center of the atom nucleus is present.

Q: Phosphorus has the atomic number 15 and an atomicmass of 31 amu. How many protons, neutrons, and…

A: In a neutral phosphorus atom:

Q: Answer the questions with the definition and show with a figure where this information is found in…

A: Atomic number : The number of a chemical element in the periodic system, whereby the elements are…

Q: what was johns dalton initial research focus was and what he eventually contributed to early atomic…

A: Johns dalton first introduced atomic theory in chemistry.He gave three laws.These are i-Law of…

Q: List the three subatomic particles that compose atoms and give thebasic properties (mass and charge)…

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

Q: If mass # is 141 and the # of protons 58, what is the atomic symbol and the # of neutrons?

A: Given:The mass number  of atom = 141 The no of proton = 58

Q: How did they describe atoms in around 450BC?

A: Democritus was the first person to give the concept of the existence of an 'atom'. He was a Greek…

Q: Arrange the following subatomic particles in order ofincreasing mass: neutron, electron, and proton.

A: The masses of neutron, proton, and electron are; mneutron=1.67493×10-27 kgmproton=1.67262×10-27…

Q: DescribeThomson’s plum-pudding model of the atom?

A: The Plum Pudding Model is given by J.J. Thomson, in 1904. J.J. Thomson had given this Plum- pudding…

Q: Describe Rutherford’s nuclear model of the atom. What was revolutionaryabout his model?

A: According to the Rutherford atomic model: The positively charged particles and most of the mass of…

Q: A natural sample of chromium, taken from the ground,will contain four isotopes: Cr-50, Cr-52, Cr-53,…

A: Chromium has four stable isotopes which are Cr-50, Cr-52, Cr-53, and Cr-54. Isotopes are the atoms…

Q: What subatomic particles will be found in the nucleus of an atom ?

A:

Q: Dalton assumed that all atoms of the same element are identical in all their properties. Explain…

A: One of the postulates of Dalton's Atomic Theory is: All the atoms of the same element are identical…

Q: Describe the early Greeks' idea of the atom?

A:

Q: . The number of protons in the nucleus of an atom iscalled the ___________.

A: An atom is made up of three particles: neutrons, protons, and electrons, with the exception of…

Q: How do the three subatomic particles differ?

A: An element is the simplest substance present in a substance and it cannot be further divided into…

Q: An Element G has two naturolly 0CCUrIing rsolopes. ing fsolopes. The first isotope has a mass of…

A: The average mass of all the isotopes of an element is known as average mass of the isotope.

Q: If a neutral atom of an element has 19 electrons and 14 neutrons, its atomic mass is??

A: Given  Number of electron = 19 Number of neutron = 14  atomic mass = ?

Q: the number of protons in an atom is equal to the atomic number true or false?

A: Given statement :- The number of protons in an atom is equal to the atomic number  To determine :-…

Q: i. How do humans use subatomic particles to the benefit of society? Provide an example and explain…

A: Atom has 60 subatomic particles.Mainly there are three subatomic particles.They are proton,electron…

Q: Summarize the history of thedevelopment of atomic theory,beginning with Dalton

A: Every matter is made up of atoms. The theory we study today took a long time for its discovery. The…

Q: Find the number of protons, electrons, neutrons of and symbol of Tungsten.

A: The number of protons, electrons, neutrons of and symbol of Tungsten has to be given,

Q: What elemnet is this according to the clue: It has chemical properties like carbon but 1 more shell…

A: Chemical properties of any element depends upon the type of electronic arrangement in its valence…

Q: What are isotopes? Give examples and explain with a graph or figure

A: Atoms having same number of protons but dissimilar numbers of neutrons are referred to as isotopes.…

Q: Complete the following statements: a. The atomic number gives the number of _______ in the nucleus.…

A: The number of protons, neutrons and electrons which make up a neutral atom has to be given. A…

Q: Chemistry midterm A neutron has a mass of and a charge of

A: A neutron is a particle present in the nucleus of the atom. It is a neutral particle having 1 unit…

Q: What is the Law of Multiple of Proportions?

A: Law of Multiple Proportions ----- When two elements react to form two or more compounds, than the…

Q: * Part of Dalton's theory were correct is O All matter is composed of atoms O Atoms of a given…

A: Out of the four options we have tell which of the options are correct in accordance to Dalton's…

Q: What if Rutherford believed atoms were as Dalton envisioned them? What do you suppose Rutherford…

A:

Q: The mass number of the atom shown in the figure is

A:

Q: Part D an isotope with a mass number of 52 and 28 neutrons Express your answer as an isotope. ΑΣφ ?…

A: Write the symbol of the given isotopes ----

Q: What did John Dalton proposed about the atom?

A: John Dalton atomic model is a postulate that has no experimental basis.

Q: Draw a diagram of Rutherford's experiment and describe it. Include a full description of how the…

A: Rutherford uses a gold thin foil and alpha-particles and because of that this model is also known as…

Q: proposed

A: Democritus theory is Ancient theory, He say about that matter consists of atom means smallest…

Q: All parts of Dalton's theory on atoms is still accepted today. O True O False

A: Postulates of Dalton’s atomic theory is shown below: All matter is made up of individual particles…

Q: .What is the total number of protons, neutrons, and electrons in a cadmium, Cd, atom that has a mass…

A:

Q: Ernest Rutherford concluded from experiments that they indicated nuclei of atoms are relatively O A.…

A: Correct ans- Far apart and positively charged.

Q: What is the mass of theis example explain

A: Explainination :      In mass spectroscopy, neutral organic molecule (M) in the vapour or gaseous…

Q: Why did different drops have different charges? • View Available Hint(s) Because the drops were…

A: To solve this problem we will use the given concept of Millikan Oil drop experiment .

Q: Part D An atom of chlorine is represented by CI. How many neutrons are in the nucleus of this atom?…

A: Given, An atom of chlorine (Cl): Atomic number = 17 Mass number = 37 For any neutral atom Atomic…

Q: Which of the following is true about subatomic particles?

A: