1.) Determine the molar mass of Mn(ClO4)2. g/mol

Q: 3.A sample of 7.2 moles of the ionic compound, potassium dichromate, K2Cr2O7, is present. How many…

A: The formula of the given compound is K2Cr2O7. One mole of potassium dichromate contains the number…

Q: Determining Molar Mass I The molar mass is mass of one mole of the compound. To determine the molar…

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Q: A substance composed of only N and O has the composition by mass 69.57% O. What is the molecular…

A: Molecular formula of the compound can be determined by calculating the number of moles of all the…

Q: 1. (question not found in the book) Provided you are given a balanced chemical equation: a Where do…

A: Chemical equations represent a chemical reaction. The reactants are written on the left side and…

Q: 1. How many MOLECULES of carbon tetrachloride are present in 2.56 moles of this compound ?…

A: 1 mole of any compound contains 6.022 x 1023 molecules. we will use this information to solve these.…

Q: 3) What is the mole of 6.022 x 10 molecules of CO, ? A) 2 B) 3 C) 1 4) What is the molar mass of CO,…

A: 3) In this question we want to determine the moles of CO2  We know that,  moles of CO2 = ( molecules…

Q: 1) a chemical mole A-is a kind of material B-is a large molecule C-contains an undetermined number…

A: Mole concept: Avogadro's number = 6.022 × 1023 1 mol of any substance contain 6.022 × 1023 molecules…

Q: why kg molecule -1 changed to kg  how did they remove molecule-1 in the question

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Q: A compound consisting of B, N, and H undergoes elemental analysis. The % composition by mass is…

A: Given,Percent of B in the compound = 40.28 %Percent of N in the compound = 52.20 %Percent of H in…

Q: The flow chart in figure 2.13 of your textbook summarizes how to convert from mass to moles to…

A: The conversion of quantity from one unit system to another unit system is known as unit conversion.…

Q: D. Solve the following. Show your solutions. Attach a plcture of your solution after each number.…

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Q: Consider an alternate universe in which Nickel has a molar mass of 63.45 g/mole. Use this…

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Q: Calculate the molar mass. a. Co(NO3)2 x 6H2O b. Ni(NO3)2 x 6H2O

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Q: Calculate the percent by mass of each element in the following compounds. 1). Ag2S 2). NaHSO3 3).…

A: 1) The compound given is Ag2S. Assuming 1 mole of compound Ag2S. Molar mass of Ag2S = Atomic mass of…

Q: Determine the molecular formulas to which the following empirical formulas and molar masses pertain.…

A: (a)The molecular formula of SNCl with molar mass 244.59g/mol is

Q: When the following chemical equation is balanced, _ K2Cr2O7 + _ BaCl2 + _ H2O → _ BaCrO4 + _ KCl +…

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Q: The principal components in air are oxygen, nitrogen, argon, and carbon dioxide. Air is…

A: The air is composed of 78% nitrogen gas, 21% oxygen gas, 0.93% Argon gas and 0.04% carbon dioxide…

Q: Please help me solve the following question, explain it and pls pls make sure everything is correct,…

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Q: Complete the table below for calculating the molar mass of the compound carbon tetrachloride. Molar…

A: The complete table for the molar mass of the compound carbon tetrachloride is given below, 1mole of…

Q: Calculate the mass of 606. mol of NH3. Round your answer to 3 significant figures. gNH,

A: We have to calculate the mass of 606 mol NH3.

Q: 2.) 1.5g of Calcium fluoride (CaF2) B. Calculate the mass of the substance for each given. 2.) 5.3…

A: A. 2) given, mass of calcium fluoride (CaF2) = 1.5 g moles of calcium fluoride (CaF2) = ? molar mass…

Q: D. Calculate the mass (g) of the following samples. 25) 238 moles of lead 26) 1.54 x 10° moles of Zn…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: D. Calculate the percent composition of Al,(SO,)3.

A: Percent composition of each element present in the compound is calculated as the amount of element…

Q: How many moles (of molecules or formula units) are in each sample? Express your answer in moles to…

A: Given A) 29.2 g NO2 B) 1.35 kg CO2 C) 45.9 g KNO3 D) 164.5 kg Na2SO4 moles (of molecules or formula…

Q: Which statement best describes molar mass? a. the mass of 6.02 x 10²3 atoms, which is constant for…

A: The molar mass of a compound is described by the moles concept. According to this concept, one mole…

Q: Florasulam is an herbicide with the chemical formula C12H8F3N5O3S. Answer the questions below…

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Q: What is the molar mass for each of the following compounds? 1. Na,CO; Fe(CIO;); How many molecules…

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Q: For Practice 3.16: Determine the mass of oxygen in a 7.2 g sample of Al2(SO4)3. What is the molar…

A: Mass of sample of Al2(SO4)3 =7.2 gramWe need to calculate the mass of oxygen in 7.2 gram Al2(SO4)3…

Q: Br A) What is the molecular formula for this compound? B) What is the empirical formula for this…

A: A Molecular formula  represent the total number of atoms of each element in each molecule of a…

Q: What is a MOLE? O Aunit of substance containing a certain amount expressed in grams O Aunit of…

A: The given question asks to select the right option that accurately defines a mole of any substance.

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

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Complete the table below for calculating the molar mass of the compound dinitrogen monoxide.…

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Q: 21) Write a sentence that describes how to determine the number of moies of a compound in a known…

A: Given : moles of a compound. To find : How calculate the number of moles of a compound. Solution: As…

Q: Complete each row of the table below by filling in the missing prefix or missing exponent. 1 mol 1 M…

A: Some SI prefixes are :  Prefix          Symbol       Equivalent  milli                 m…

Q: Part D. A 28.50 g sample of a compound of carbon, sulfur, hydrogen, and combusted (burned). 35.25 g…

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Q: 13. Dichloroethane, a compound that is often used for dry cleaning, contains carbon, hydrogen, and…

A: When two or more atoms combine with each other, they will form molecule and those molecules has…

Q: What number of molecules (or formula units) are present in 1.18 g of each of the following…

A: Avogadro's number is the number of atoms, molecules, ions, formula units or any particle found in…

Q: 4. Bismuth (II) Nitrate a. Calculate it's molar mass b. 84.56 g Bismuth (II) Nitrate = mols Bismuth…

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Q: 25. How many particles are present in 8.0 moles of silver? 1.6 · 1024 particles 3.0 · 1023 particles…

A: Given: The number of moles of silver is 8.0 mol. The number of particles present in the "n" number…

Q: Complete the table below for calculating the molar mass of the ionic compound iron(III) oxide .…

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Q: Calculate the molar mass

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Q: a. How many moles of carbon tetrachloride are present in 3.10 x 1022 molecules of this compound?…

A: 1 mole = 6.022×1023 (Avogadro's number)  The mass of one mole of molecules of a substance is called…

Q: A compound is 7.7% (by mass) hydrogen and 92.7 % carbon. It has a molecular weight of 52 g/mole.…

A: Empirical formula are the formula which represent simplest ratio of an element present in a given…

Q: Calculate the mass (in g) of sample. 1 glucose molecule (C6H12O6)

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Q: 3. What is the mass in grams of each quantity of lactic acid (C3H6O3), the compound responsible for…

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Q: How many grams of sodium bicarbonate are in 4.5 moles of sodium bicarbonate (84.007 g/mole)? O 189.0…

A: Moles = mass/Molar mass

Q: Cocaine has the structure shown below. It has a molar mass of 303.358 g.mol-1. Determine the number…

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Q: 6. Dopamine (C§H11NO2) is a neurotransmitter, a substance that sends signals from one nerve to…

A: The question is about to calculate the Percent composition by mass of each element in one mole of…

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".