Macmillan Learnin CCI N₂+ 3H 2 NH3 2H, +02 > 2H₂O + Au Which chemical reactions are not possible according to Dalton's atomic theory? CH₁

Q: 3. If "Ga and "Ga occur in the %'s 62.1 and 37.9, calculate the average atomic mass of gallium…

A: Solution of question 3 Given, The abundance of 69Ga = 62.1% The abundance of 71Ga = 37.9% Formula…

Q: Determine the number of neutrons found in the isotopes of oxygen 16O and 18O (see Figure 2.1).

A: Subatomic particles: Atoms contain certain particles inside them namely- electrons, protons, and…

Q: Symbol Protons Neutrons Electrons Mass # Charge 8. 10 8. 8. 18 9. 10 -1 10 10 10 00

A: Atomic number is equal to no. Of protons  No. Of protons are equal to no. Of electrons in neutral…

Q: 1A H2A tant Values if needed for this question. 1B 28 Al 3A 4A 5A 6A 7A He BCN OF Ne Si P S Cl Ar Li…

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Q: Cx 312 -1

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Q: The following image displays which of Daltons theories? Atoms of element X 16 X Constant composition…

A: According to the Dalton atomic theory, the atom is the smallest particle of a substance and it…

Q: How would you calculate [H3O+], [C2H3O2-], and [HC2H3O2] in the solution?

A: From the dilution calculation, the concentration of acetic acid, HC2H3O2(aq) just after dilution =…

Q: ☆回 G Add-ons Help Last edit was 4 minutes ago в I U A 三|ニ Calibri 11 Q4) consider the element Xy…

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Q: A neutral atom of aluminum has 14 neutrons and 13 protons. How many electrons does this aluminum…

A: Number of  protons (p) = 13 Number of neutrons (n) = 14 Number of electrons (e) = ?

Q: Identify the elements in each chemical formula and tell how many atoms of each are present. a. K 2Cr…

A: The number of atoms are mentioned at their subscript. Number of atoms present in the given chemical…

Q: An isotope of carbon has 6 protons and a mass number of 14 amu. How many neutrons does it have?

A: Number of protons (p) = 6  Mass number (A) = 14  Number of neutrons (n) = ?

Q: Is the statement inconsistent with Rutherford’s nuclear theory as it was originally stated? Why? A…

A: Given statements, A phosphorus atom has 15 protons in its nucleus and 150 electrons outside of its…

Q: An atom has 6 electrons, 6 protons, and 6 neutrons. You can tell that this atom belongs to the…

A: The question involves determining the element to which an atom belongs based on its atomic and…

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: An unknown element X has the following isotopes: 25X (80.50% abundant, mass = 25.03 amu) and 27X…

A: isotopes of X 25X: abundance - 80.50%                       (P1) = 80.50/100 = 0.8050          mass…

Q: molecule with th

A: Acetylene (systematic name: ethyne) will be the chemical compound with the formula C2H2.

Q: Lithium chloride (LICI) is a salt used in the production of lithium metal and is also used as an…

A: Ionic bond is formed by transfer of electrons. But covalent bond is formed by sharing of electrons.…

Q: Complete the following table.

A: Symbol number of protons number of neutrons number of electrons atomic number mass number net charge…

Q: Is the statement inconsistent with Dalton’s atomic theory as it was originally stated? Why? The…

A: Yes,the statement that formation of a compound often involves the destruction of of one or more…

Q: Isotope #3 • Element Symbol Ag • Nuclear Symbol Ag 81 35 • Atomic Number 35 • Mass Number 81 •…

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: Write isotopic symbols in the form zXA for each isotope. The copper isotope with 34 neutrons

A: It’s explained below:

Q: Complete the blanks in the table. Element 12C 13C 14C 16C 16C2-ion 180 23 Na 23 Nation Number of…

A: An atom consist of electrons, protons and neutrons.In case of neutral atoms, number of electrons =…

Q: Compare the elements Mg, N, O, Be with regard to the following properties: You may need to use the…

A: The elements given are Mg, O, N and Be.

Q: Magnesium (Mg) combusts in air to give a brilliant white light that has been used in photographic…

A: Mass of Mg = 10.0 g Molar mass of Mg = 24.305 g/mol Heat produce when 1 mol reacted = -601.6 KJ/mol…

Q: 6. Which row in the table is INCORRECT? (a) (b) (c) (d) (e) Symbol 79Se2 P 107 Ag+ 55Mn SV 130-…

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Q: Which statement is NOT a part of Dalton's atomic theory? The atoms of each element are unique.…

A: we know dalton's atomic theory According to dalton's theory, all matter, the element or compound and…

Q: Write the complete symbol, including mass number and atomic number, for each atom. contains 28…

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

Q: 2. For the following atoms, give the number of protons, neutrons, and electrons: 114 Cd 48 protons:…

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Q: The element Mg Ca Cs Ba Be is the most similar to sodium in chemical and physical properties.

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Q: In each box please fnd and then write the correct element by name, its atomic number, atomic mass,…

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Q: Atomic mass-> 12 6 Atomic number → O 16 O 17 O 15 O 5 16 O 32 O 8 1 1 H 14 7 N 32 16 Using the…

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Q: There are electrons, _protons, and_neutrons in an atom of 146C. O 6, 8, 6 O 6, 6, 14 O 6, 6, 8 O 6,…

A: Carbon -14  Atomic number -6  Mass number -14  No. Of electrons = No. Of protons = Atomic number = 6…

Q: Which chemical reactions are not possible according to Dalton's atomic theory? CC14 → CH4 N₂ + 3H₂…

A: Dalton's atomic theory tells how atoms are, how a chemical reactions takes place.Atomic theory has…

Q: Verdana 16 B IUA CO O E E 5 LLI4 I 3IC 2. A Think About It Each of the atomic models shown…

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Q: There are only two naturally-occuring stable isotopes of boron. The mass and natural abundance of…

A: The average atomic mass of element is equal to the product of the masses of the isotope and its…

Q: Calculate the mass and charge of 1. nucleus of atomic N 2. singly ionized Na2+

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Q: A 22 g sample of a compound contain 8 g of Oxygen and 14 g of Nitrogen. Which of the following is a…

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Q: . An element contains Z = 8 and A = 17. What is its mass number? 2. If an atom contains 8 protons,…

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Q: Isotope symbol Protons Neutrons Electrons

A: number of electrons = number of protons = atomic number  number of neutrons = mass no. - atomic no.

Q: Which of the following ideas is NOT part of Dalton's Atomic Theory?

A: Atoms are destroyed during a chemical reaction is not part of Dalton atomic theory.