Which species has 54 electrons and 52 protons? SSOS 350 A mun as exism cr teluale babive A. B. C. D 128 Te ²- 52 132 Xe²+ bethanagas 54 owan 8.961 16 fia Hist, ons noszau 132 Xe2- 54 128 Te²+ 52 Samota negyxo to jom n invo

Q: 1. Which single bond is expected to vibrate at the lowest frequency? A. CEC B. C-C C. C-N D. C=O E.…

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Q: Three fundamental particles of the atom are the m . At the center of each atom lies the atomic. ed…

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Q: Lead consists of four naturally occurring isotopes. Calculate the atomic mass for lead using the…

A: IsotopeMassAbundance (%)204.01.40206.024.10207.022.10208.052.40

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: Using the periodic table for this course (Chem 100 Periodic Table.pdf ), which substance contains…

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Q: 1 8. How many CI ions are there in 2.50 kg of barium chloride? 2500 BaCl2 pog 208.23 To:9.0) 13005…

A: To solve this problem we have to calculate the ions of chlorine .

Q: 8 Naturally occurring chlorine consists of the two isotopes: 35Cl and 37Cl. The atomic mass for…

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Q: Write definitions of the terms atomic number and mass number. Which of these can vary without…

A: Atomic number :-  Atomic number is the number of a chemical element in the periodic system, whereby…

Q: Cerium has four stable naturally occurring isotopes which are listed in the table with their…

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Q: Isotope name Oxygen-18 Sodium-24 protons 8. 35 55.5 3207 S to 29 neutrons 46 electrons 35 29 26 Fe…

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Q: The structural formula for dimethyl ether is H ++ H H H -H Write the molecular formula for dimethyl…

A: The subscript of the elements present in the compound should contain the number of times that…

Q: 15. A chemist has 2.50 grams of magnesium. How many particles of magnesium does the chemist have?…

A: let us try to understand the mole concept.

Q: 4. Complete the following table. Symbo # 206pb Mn²+ Net Protons Neutrons Electrons Charg le 31 52 38…

A: Here we are required to find the number of subatomic particle of different element

Q: Tur Enter numeric value al used in the filaments of incandescent light bulbs. Naturally occurring…

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Q: The atomic mass is derived from the mole. O True O False

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Q: The ratio of the mass of Oto the mass of Nin N2O3is 12:7. Another binary compound of nitrogen has a…

A: The given ratio of mass O to the mass of N in N2O3 is 12:7Mass of O in N2O3 = 3x16 amu…

Q: Write the formulas (Not graded assignment)

A: Different type of ionic compounds have different names and formulas according to their cations and…

Q: This exercise will lead you to verify that the average atomic mass of magnesium is 24.31 amu, based…

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Q: Give the number of electrons for the following ions. Mass number 29CU+2 63 15P-3 Cu: 31; P: 12 31…

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Q: 7. When Nitrogen becomes an ion, what charge will it have? Pt He 19 16 Be B N FNe Na Mg Al Si PS V…

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Q: Which one of the following substances is named CORRECTLY? O a. Pd(BrO2)2- lead(II) bromite O b.…

A: Note:-answer of nomenclature questions

Q: Symbol M 55 Cr³+ A24 ¹40K 19 Zn²+ 3652- Atomic Mass Number Number 24 19 55 40 35 81 4 9 Cu²+ mad…

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Q: Key Use the periodic table from an alternative universe below to answer the questions[ Symbol A…

A: The given reaction is, 3FAd2 + 2R  ---> F3R2 + 2Ad From the given reaction, we can conclude that…

Q: 13. Imaginary element mccourtium has an average atomic mass of 157.22 u. The atomic masses and %…

A: Determine--  a) % abundance of Mc-158  b) Atomic mass of Mc-158

Q: choology Grades | Schoology CO a Ims. feps.org PS Bookmarks BOE Approves Full. 9 Grades | Schoology…

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Q: For each bond, show the direction of polarity by selecting the correct partial charges. Ge As:…

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Q: WWW TAT Groups are numbered 3B to 12B from left to right across the periodic table for the…

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Q: Give the number of electrons for the fallowing ions. Mass number 52 24Cr*3 35B¯ 80 Cr: 49; Br: 81 OA…

A: In a neutral atom , number of electrons are equals to atomic number  For example :-  6C has 6…

Q: Mass number 63 29CU+2 15P-3 31 Cu: 34; P: 16 OA. Cu: 65; P: 28 В. Cu: 61; P: 34 OC. Cu: 31; P: 12 D.…

A: So we’ve to calculate the total number of electron present in the above mentioned ions.

Q: O Macmillan Learning A sample of aluminum foil contains 4.60 x 1023 atoms. What is the mass of the…

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Q: Find the average atomic mass of this isotope of an unknown element. mass 1 220.9038. abundance 100%…

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Q: A fictitious element X has two isotopes with the following masses and % abundances. What is the…

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Q: Write the complete electron configuration for the common monatomic ion formed by the element…

A: In general chemical reaction , the nucleus of a atom is charge less . The electrons of an atom can…

Q: Lithium, is used in dry cells and storage batteries and in high temperatures lubricants, it has two…

A: Given- M1=6.01521 M2=7.016003 A1 (%)=7.50 A2(%)=92.50

Q: НО. N. Br HN- `NH S- ZI

A: Sp2 hybridisation means the atom is bonded to 3 atom or it has 3 sigma bond.

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.