Name the following ionic compounds:  (a) Li2O (b) FeCl3 (c) NaClO

Q: What is the molar mass of the following compounds.            a. Epsom Salt, the chemical formula…

A: (a) Molar mass of Epsom salt ( MgSO4 . 7H2O ) = (24 x 1) + (32 x 1) + (16 x 4 ) + (18 x 7)…

Q: Because many ions and compounds have very similar names,there is great potential for confusing them.…

A: The correct formulas of the compounds are -

Q: Give the number of atoms of the specified element in the formula unit of the following compound and…

A: Leadhillite is a mineral of lead having the formula Pb4SO4(CO3)2(OH)2.

Q: The radii of the lithium and magnesium ions are 76 pm and 72 pm, respectively. Which compound has…

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Q: Your doctor has diagnosed you as being anemic-that is, as having too little iron in your blood. At…

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Q: A metal (M) forms an oxide with the formula MO. If the oxide contains 39.70 % O by mass, what is the…

A: Molar mass of an element is its characteristic property .So to identify the metal, first its molar…

Q: Explain the concept of Mass spectrometry ?

A: Spectrometry is a practical approach of spectroscopy. It is an application of spectroscopy and deals…

Q: Which of the following are poor conductors of heat and electricity? O Transition elements O Halogens…

A: Elements can be classified into 3 forms, that is metals, non-metals, and metalloids. Metals are the…

Q: In which of these compounds are there twice as many Oxygen atoms as Hydrogen atoms?

A: To find :- The compound having oxygen atoms two times more than the hydrogen atoms.   We can easily…

Q: 2. If you have 1.00 grams of N22CO3, how many moles of Na2CO3 is that?

A: Given, mass of Na2 CO3 = 1.0 g Moles of Na2CO3  = ?  Firstly, find Molecular mass of Na2CO3

Q: A mass spectrometer is an instrument that allows scientists to determinethe presence of elements in…

A: The elements are arranged as the periodic function of atomic numbers.  The elements are arranged in…

Q: Assume that Element Q has the following three isotopes: 248 Q, 252 Q, and 259 Q. If the atomic mass…

A: Average atomic weight is the sum of the masses of the individual isotopes each multiplied by its…

Q: What is the % molecular mass of Iron in Fe2S3?

A: The percent mass of an element in a compound can be calculated by using the following formula:

Q: Name the following: CI, CIO, CIO, CIO ambined with other elements) I, (Br,I,N,CI,H,O,F.) NAMU

A: ate ----> ic  ite ----> ous  ide -----> hydro -ic  We have to name the following acid given…

Q: 4.48 Give the oxidation numbers for the underlined atoms inthe following molecules and ions:

A: Note: Since you have posted a question with multiple subparts, we will solve the first three sub…

Q: The semi-precious stone turquoise is a hydrate and with the chemical formula CuAl₆(PO₄)₄(OH)₈･4 H₂O.…

A: We are required to find out the mass percent of aluminium, oxygen and water in the…

Q: How do I calculate the theoretical mass percent of barium in a sample of BaCl2*2H2O?

A: Generally, the %mass is determined by dividing the species mass with total mass of sample which then…

Q: An element consists of two isotopes and has an average atomic weight of 85.561 a.m.u. The abundance…

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Q: In an experiment, the reaction of 100.0 g of iodine produced 144.9 g of a compound formed from…

A: It is an example of law of conservation of mass

Q: The molar mass of nicotine C10H14NX is 162 g/mol. What is the value of x?

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Q: What is the mass ratio of Na to S in Sodium Sulfide?

A: Na oxidation state is +1 and S oxidation state is -2 when they both combines together they form Na2S…

Q: Nitrogen has two naturally occurring isotopes, N-14 and N-15. Its atomicmass is 14.007. Which…

A: Isotopes are atoms of same elements which have same atomic number but different mass number. There…

Q: a) Which two of the following are isotopes of the same element:3116X, 3115X, 3216X? (b) What is the…

A: Two or more elements with identical atomic number but with different atomic mass are called…

Q: The weed killer “Roundup” has a chemical formula of ( C3H8NO5P) What is its molecular mass?

A: The overall mass of one molecule of a substance is generally known as molecular mass (or molar…

Q: Give the formula of the following compounds. d. Carbon tetrachloride_____________ e. Hydrosulfuric…

A: Molecular formula: Molecular formula is a combination of atomic symbols with subscripts number of…

Q: Iron exists in nature as a mixture of predominantly three isotopes: 54, (53.94 amu), 5® 26FE (55.93…

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Q: What is the % composition of Oxygen in Ammonium sulfate, (NH₄)₂SO₄ ?

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Q: The element X forms the compound XOCl2 containing 59.6% Cl. What is element X?

A: The empirical formula is the chemical formula of any compound that represents the proportions of…

Q: 2. What is the mass percent of iron in Fe(NO3)3 • 9H2O?

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Q: Provide the name or chemical formula, as appropriate, foreach of the following acids: (a) hydroiodic…

A: a)  hydroiodic acid,   HI     b)  chloric acid,    HClO3     c)  nitrous acid,   HNO2

Q: 4. Calculate the molecular and Empirical formula of the compound following compositions; Cr =…

A: Determination of empirical formula  The percentage composition of elements present in given compound…

Q: C. What is the weight of ferrous sulfate FeSOa.7H: 0 should be taken to designate iron as ferric…

A: Recall the following reaction that will occur on heat of hydrated ferrous sulphate      FeSO4.7H2O…

Q: 2.77/The radii of the lithium and magnesium ions are 76 pm and 72 pm, respectively. Which compound…

A: Given, Radii of Li = 76 pm  Radii of Mg = 72 pm  Which has more ionic attraction = ?

Q: an oxide of iron has the formula Fe3O4. what mass percent of iron does it contain?

A: Molar mass of Fe = 55.845 g/mol.Molar mass of O = 15.999 g/mol.

Q: 19.18. What is the empirical formula of a mineral contg. 3.37% HO; 19.10% AlO: 21.00% CaO; and…

A: Empirical formula is the simplest formula of a compound which show ratio of atoms or molecules in…

Q: why is that in Pb(CrO4)2, the charge of CrO4 is -2

A: The species lead Pb can have the potential to show +2 and +4 oxidation state because the outermost…

Q: acomPound is comPosed of 54.5070 Oxygen, 4.58% H and 40.92% C by Mass a)if the conmPond has a…

A: Given,  Percentage of C = 40.92%  Percentage of H = 4.58%  And  Percentage of O = 54.50%  a).…

Q: 2. Explain how the chemical formulas H (aa and H.O for the same thing. are interchangeable notation…

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Q: The anticancer drug Platinol (Cisplatin), Pt(NH₃)₂Cl₂,reacts with the cancer cell’s DNA and…

A: The amount of a particular compound present in a solution is expressed by the various concentration…

Q: (a) Which two of the following are isotopes of the same element:3116X, 3115X, 3216X? (b) What is the…

A: (a)  31 16X and 3216X are the isotopes of the same element .

Q: 6. How many hydrogen atoms are there in 0.75 mol of C,H10O?

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Q: 2-75. A sample of rutile, an ore of titanium consist- ing principally of TiO,(s), was found to be…

A: The question is based on the concept of quantitative analysis. we have to calculate how much…

Q: An unknown metal forms a BCC structure with its side length of 2.884 Å. What is the atomic weight of…

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Q: The isotope of plutonium "Pu is used to make thermoelectric power sources for spacecraft. Suppose…

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Q: 6.Calculate the mass percent of H in CH5N.

A: 1- First we will determine the mass of compound :  Molar atomic mass of C, H and N are 12, 1 and 14…

Q: 2. A 2.300 g sample of CuxCl, zH₂O weighed only 1.950 g after heating. Aft aluminum was added, a…

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Q: 8) 3.57g of Lithium Carbonate were produced produced, how many grams of Magnesium Nitride were as…

A: From the given questions, it seems that the reaction between lithium nitride and magnesium carbonate…