What is the IR and HNMRAndCNMR and mass in this example explain

Q: Order the following from largest to smallest 1 | Hydrogen, H 2 | Caesium, Cs 3 I Lithium, Li 4…

A: As we move from top to bottom in the periodic table, the size increases.

Q: Use chemical symbols together with atomic number and massnumber to express the subatomic composition…

A: Dear student I have given answer to your question in the image format.

Q: Calculate the average atomic mass for this element. Is 121amu

A:

Q: |\ S ১ 0SS 0 ५, ४)0° atonas of gold, Au?

A: As we know that, 1 mole of Ag contains 6.022 × 1023 atoms. Therefore, 4.50 × 1022 atoms will have  =…

Q: Help me with understanding how to calulate mass for A1 and A2

A: Molarity = mole of solute(mol)volume of solution (L)Mass of compound = moles × molar mass1mL =…

Q: Calculate the number of atoms in each sample (express using 4 sigfigs) 34.782g S  12.326g Pt…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: How many Atoms are there in C6H12O6 ?

A: Atoms are the basic building blocks of all matter. They can combine to form molecules, whose…

Q: An unknown element X has the following isotopes: ¹⁰X (20.00% abundant) and ¹¹X (80.00% abundant).…

A: The term isotopes can be defined as the variants of a given chemical element that differ in neutron…

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: 2+ 3 A zinc atom has an atomic no. of a) How many electrons does the Zn²+ ion contain? 6) How many…

A: A zinc atom has an atomic number of 30. We have to calculate how many electrons does the Zn2+ ion…

Q: The representation of atoms below best represents a mixture of ____ different pure element(s) and…

A: Applying definition of pure substance and compounds we can determine the components in the…

Q: 4. Explain why the following equations are wrong a) 2Li + O₂ Li₂O₂ b) BaCl₂ + Al BaAl + Cl₂ c) H₂O₂…

A: Here we have to look for the valency of metal, charge on anion and reaction between metal and non…

Q: Is it possible for 2 Carbon atoms to have different mass numbers? How?

A: Yes, it is possible for 2 Carbon atoms to have different mass numbers.

Q: Question: Arrange the following in order of their mass: atom, electron, molecule, proton. Please…

A: An atom is composed of a nucleus that contains protons and neutrons. A molecule is formed when two…

Q: Question 9 Which ion has +3 charge, 28 electrons, and an atomic mass of 70 amu? A 7231 Ga+3 B 7132…

A: Recall the given data of the following, charge=+3 no. of electron=28 atomic mass = 70 amu

Q: An allen element known as Whooplum was discovered in Austin The percent abundance of Whooplum-125…

A: The relative abundance of an isotope of an element is the percentage of atoms of that much atomic…

Q: Hypothetical element X has 3 stable isotopes. The relative peak intensities are 58.74 for 180.0 u.…

A:

Q: How many grams of scandium are in 3.55mol scandium

A: We know that  moles and mass are related as mole = mass / mol.wt. Given that number of moles of…

Q: The mass of a single nickel atom is 9.75x10-23 grams. How many nickel atoms would there be in 153…

A: Mass of a Ni atom = 9.75 × 10-23 g  Given mass of Ni is   =153 mg *( 10-3 g / 1mg )  = 0.153 g

Q: How many electrons are in an electrically-neutral atom of aluminum (Al) with a mass number of 27?

A:

Q: An unknown element X has the following isotopes: ²⁵X (80.5% abundant) and ²⁷X (19.5% abundant). What…

A: Given :  element X has the isotopes: ²⁵X (80.5% abundant) and ²⁷X (19.5% abundant).  Since Atomic…

Q: Hi, I was wondering if you could help me with is question. Calculate the atomic wheight of copper on…

A: Atomic weight of copper = avg atomic weight of the isotopes  Hence Atomic weight of Cu = {(Atomic…

Q: An unknown element X has the following isotopes: 126X (22.00% abundant), 12&X (34.00% abundant),…

A: Average atomic mass is given by the formula  Avg atomic mass = A1X1+A2X2+A3X3X1+X2+X3 A1 , A2 and A3…

Q: Please answer 15 Part A

A: Dear student this question is related to mass spectrometry.

Q: The total number of atoms in 2FrCN

A: Total Number .of atom represents  Number of sum of all the element present in a given Compound .

Q: Convert the following to mass in grams 1.75 x 1023 atoms Pb Show Your Work

A:

Q: Using the given periodic table below ... can you write formula for this compound 1- buddium hydrogen…

A: Given:  Periodic table To find: Chemical formula and the chemical name  Solution: Periodic table…

Q: How many moles of calcium atoms do you have if you have 3.39 x 1021 atoms of calcium. (The mass of…

A: Calculation of moles of Calcium atom: The given atoms of Calcium = 3.39×1021 atoms The mass of one…

Q: explain how mass spectrometer operates describing how particles are selected

A: This question aims to explain the work of a mass spectrometer and describe how the particles are…

Q: Calculate the precise mass of each ion to five significant figures. Unless otherwise indicated, use…

A: The ion given is – [CH3Br] + No isotope is indicated. Hence taking the most abundant isotopes of…

Q: Explain the difference between the mass number and theatomic mass of an element.

A: THE DIFFERENCE IS DISCUSSED BELOW :

Q: yiolsotopes and Average Atomic Mass

A:

Q: Case #2: Ruh-Roh! Old Man Higgins had his favorite cane taken from him when he was out for a walk…

A: Data analyzed: The CSI team found traces of a pungent liquid at the crime scene. The mass of the…

Q: An unknown element X has the following isotopes: 58X (68.00% abundant), 6ºX (26.00% abundant), 62X…

A: Well, here we have to multiply the mass of each isotope with the given fraction of percentages and…

Q: A compound of iodine and cesium contains 63.94 g of metaland 61.06 g of nonmetal. How many grams of…

A: Metal is the element that has a tendency to donates electrons and conducts electricity while…

Q: Name iron vanadium potassium Symbol Name Symbol CI Mn

A: The elements of the periodic table sorted by symbols. Each element is given its own chemical symbol.…

Q: How many of EACH element are there in this chemical formula? 4(NH,)2SO, N: H: S: O:

A: In this question we have to calculate the number of atom of each elements involved in the following…

Q: Complete an atom inventory for Na3PO4 In the boxes below, place the number of atoms of each element…

A: We know that the elements seperation in the molecular formula is done by the capital alphabet…

Q: 5. What is the molar mass of Ca3(PO4)2? A) 87.05 g/mol B) 215.20g/mol C) 309.97 g/mol D) 430.39…

A: To solve this problem we have calculate the molar mass of given compound.

Q: How can mass spectrometry be used to determine?

A: The objective of the question is to explain how the mass spectrometry is useful in determination of…

Q: 22. A sample of oxygen gas contains "O and "O. The peaks in the mass spectrum of the oxygen sample…

A: Sample contains two isotopes of O: 16O and 18O. Thus there will a signal at 16O and 18O in case of…

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.