Could the nugget be made of gold? Match the words in the left column to the appropriate blanks in the sentence on the right. • View Available Hint(s) Reset Help The density of the nugget and the density of gold are essentially the same , thus the nugget is likely not made of gold. unrelated to the metal identity too different could be

Q: Examine the statement “No two elements have the same line spectrum.” Explain why this can be used…

A: Every element has a unique line spectrum. This is because the energy absorbed by the electron is…

Q: The U.S. Mint produces a dollar coin called the American Silver Eagle that is made of nearly pure…

A: The U.S. Mint produces a dollar coin called the American Silver Eagle that is made of nearly pure…

Q: A chemist repeats the gold experimentbut she uses of aluminum atomic number 19) of gold (atomic…

A: Aluminum foil is usually about 0.03mm in thickness while gold (more malleable than aluminum) can be…

Q: Could you give me an idea of the illustration or drawing, a summary of what you learned about atoms,…

A: According to the Arrhenius theory, a substance which produces hydrogen ion in water, called acid. A…

Q: If atoms have mostly empty space, so how does matter stay strong? please explain

A: The empty space in an atom is the space where the nucleus (proton+neutron) is absent.

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

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Q: MCQ 19: Particular element posses the same number of electrons hence have the same A. chemical…

A: Interpretation -  For a particular element posses the same number of electron then having the which…

Q: Activity type of Alumina (meaning of type I, II, III, etc.) what do the numbers mean?

A: Alumina is a granular and extremely porous form of aluminum oxide. It is available in basic, acidic…

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: 31. If atoms are mostly empty space and atoms compose all ordinary matter, why does solid matter…

A: Everything is composed of atoms around us. As it is known that atoms can attract each other with a…

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: Which of the following physical properties do you think would help you determine whether the shiny…

A: There are many properties which can be used to determine whether the shiny nugget is gold or not .…

Q: Do Periods in the periodic table have anything in common? If so, what?

A: A period is a horizontal row of the periodic table. There are seven periods in the periodic table.

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

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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: atomic number for the calcium isotope with 22 neutrons Express your answer as an integer.

A: Isotope : Element with same atomic no. but having different no. of neutrons.

Q: Refer to the periodic table, and find the following information:a. the symbol of the noble gas in…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts. Please resubmit the…

Q: Differentiate between elements and atoms?

A: Atoms and elements are the major constituents present in every substance. Atoms and elements are…

Q: Matter is found in different forms on Earth. We call these forms th of matter.

A: Matter is found in 3 different forms on earth.we call these forms the states of matter. Each state…

Q: A common belief among scientists is that there exists anunderlying order to nature. Einstein…

A: Science can be developed and applied on whatever possible by humans. But there are some underlying…

Q: Part A Na Na + Express your answer as a particle or a chemical formula. ΑΣφ ? OA chemical reaction…

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Q: Antimony (Sb), has two naturally occurring isotopes: Sb-121 that has a percent abundance of 57.30 %…

A: Given: Antimony (Sb) has two isotopes Sb-121 and Sb-123 Mass of Sb-121 =120.90 amu Percentage…

Q: (a) Carbon and iron are both elements. What is an element?

A: An element is a substance which can not be decomposed by chemical process. Each element is…

Q: 206 Po? the number of protons is the In number of neutrons is and the number of electrons is

A: The atomic number of Po is 84. The given species has charge of 2- which shows that it has 2 extra…

Q: 1. Look and list five items or products at home that are made of elements.

A: An element is a pure substance which cannot be broken down by chemical means, consisting of atoms…

Q: Identify the following as a heterogeneous mixture, a homogeneous mixture, a compound or an element.…

A: An element is a pure substance which is made up of only one kind of atoms while a compound is a…

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: Some elements in the periodic table are called “ancient.” What are these elements and why are they…

A: Some elements in the periodic table are called “ancient.” What are these elements and why are they…

Q: The Periodic Table: 1. Where can you find the atomic number on an element on the periodic table?

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Q: ! 1 ső: F1 6 Q 5 ОН 3 CH2OH OH 2 ** F2 W #3 ОН 1 2 ОН 80 F3 E $ 4 a F4 R 07 8⁰ % 5 16 T A 6 MacBook…

A: ->An anomeric carbon can be identified as the the carbon bonded as the carbon bonded to the ring…

Q: 17. An object on the moon would have the same as that object on the earth.

A: We know that, mass does not depend upon the place where it is to be measured, it remains same at…

Q: 26. Elements at Room Temperature Make a bar graph of the representative elements that shows how many…

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

Q: Are you satisfied knowing that man can recreate an element using technology? Justify your answer​

A: The term "man-made elements" refers to substances that do not occur naturally on the earth.  A new…

Q: State and explain the law of conservation of mass.

A: According to law of conservation of mass, the total mass of the reactant is equal to the total mass…

Q: proposed

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

Q: Express the masses of proton and neutron using six significant figures. Express the mass of electron…

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Q: of TT electrons:

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Q: 20. The elements sodium, aluminum, and chlorine are in the same period.

A: Periodic table: Period 3: It has eight elements. They are sodium, magnesium, aluminium, silicon,…

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: represent the same element?

A: we know,In atom the number of protons and electrons are equal but different neutrons is possible.so…

Q: A friend tells you that the “neon” in neon signs is a compound of neon and aluminum. Can your friend…

A:

Q: In Rutherford’s gold foil experiment, which particle(s) were used? Group of answer choices α-rays…

A: Alpha rays (radiation) is the emission of an alpha particle (helium nuclei). Beta rays (radiation)…

Q: A bottle labeled AL contains aluminum what domain is this and what do the symbols stand for?

A: Symbolic domain includes microscopic and macroscopic domain. Chemical formula, chemical symbol and…