Hydrogen peroxide decomposes as shown below: 2 H202 - 2 H20 + O2 molar mass H2O2 = (34.0 g/mol) %3! A sample of 'hydrogen peroxide solution was analyzed using the procedure from the "Enzymatic Decomposition and Analysis of Hydrogen Peroxide" experiment. A 6.08 g sample of the solution generated 0.0222 mol of oxygen gas. Calculate the grams of H,O2 in the solution. Your Answer: Answer

Q: 3 Cu + 8HNO3 g 3 Cu(NO3)2 + 2 NO + 4 H2O In the above equation how many moles of NO…

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Q: Calculate the mass in grams of one H2O molecule.

A: One mole of any substance contains 6.023 ×1023 molecules.  This is called as avogadro's number.

Q: The number of moles in 10.0 grams of NaOH

A: Number of moles is equal to the ratio of mass to molar mass. Number of moles=MassMolar mass Molar…

Q: Which of the following is an empirical formula? P309 C2H6 N204 C2H5

A: C2H5 is an example of an empirical formula. It represents the relative number of atoms in the…

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A: We know that number of moles of any compound can be calculated using the formula  Mole(n) = Given…

Q: Calculate the number of grams of Carbon, C in 0.31 mol CgHsO+

A: In this equation, we want to determine the mass of Carbon in give molecule.  How to calculate it, I…

Q: Calculate the number of motes for 5.34 x10 molecules of Zinc. 25

A: Solution of question is given below.

Q: What is the empirical formula of a compound with 69.72% carbon, 11.7% hydrogen, and 18.58% oxygen…

A: Given,the mass percent of Carbon ( C ) = 69.72 %                                  Hydrogen ( H ) =…

Q: Determine the empirical and molecular formula for a compound that gives the following percentages…

A: Assuming we have 1 mole of compound Hence mass of compound = 1 X molar mass = 98.96 g Since the mass…

Q: Calculate the mass in grams of the given values 2.00 moles of (NH4)3PO4

A: The molar mass of a chemical compound is defined as the mass of a sample of that compound divided…

Q: How many moles is 0.025 g of NaCO3?

A: Interpretation- number of moles- Concept Introduction- Molar mass- The mass of one mole of a…

Q: What is the name of the alcohols?

A: The name of the given alcohols has to be given.

Q: Determine the number of atoms of O 10.0 of CO2.

A: Since each molecule of CO2 has 1 atom of C and 2 atoms of O  Hence each molecule has total number of…

Q: Determine the molecular formula for a compound that has a molar mass of 92 grams/mole and an…

A: Empirical formula :- The simplest formula which shows only the relative number of different atoms of…

Q: How many moles of hydrogen are in 3.06 × 10⁻³ g of glycine C₂H₅NO₂?

A: Introduction: Mole is the fundamental (SI) unit that is used to measure the amount of substance. By…

Q: The number of moles in 37.80 g of C2H6O (molar mass = 46.1 g/mol) is?

A: Given information,       Mass of C2H6O is 37.80 g.     Molar mass of C2H6O is 46.1 g/mol.

Q: 2. Kidney stones are made of minerals and salts forming hard deposits inside your kidneys. One type…

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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: Which of the following is an empirical formula? O CGH1202 O C5H100 O CGH1203 O C7H14

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Q: How many C atoms are in 1.3 x 10² mol of sucrose? Be sure your answer has the correct number of…

A: 1 mole = 6.022 x 1023 entities1 mole of compound AB contain 1 mole A and 1 mole of B 1 mole of…

Q: Calculate the number of grams of AICI3 in 1.25 moles of AICI3.

A: The concentration of any substance is depends upon their number of moles. Number of moles can be…

Q: a) Determine molecules of C5H5N in 16.00 g of C5H5N (molar mass = 79.11g/mol). b) Explain how the…

A: a) Given : Mass of C5H5N = 16.00 g And molar mass of C5H5N = 79.11 g/mol.

Q: How many moles of hydrogen are in 3.06*10^-3 g of glycine, C2H5NO2

A: Avogadro’s number is used to determine the number of atoms present in 1 mol of an element.…

Q: How many hydrogen atoms are present in 75.0 of g H2O?

A: Mass of water, H2O = 18.016 g/mol Mass of water = 75 g Moles of water, H2O = Mass Molar mass=75…

Q: A: What is the correct chemical formula when Co4+ combines with S2- ?  B:  How many ATOMS of OXYGEN…

A: A: What is the correct chemical formula when Co4+ combines with S2-?

Q: How many atoms are present in (6.78x10^1) g of an element with the following molar mass.…

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Q: If you have 10.00g of MgNH4PO4 • 6H2O, how many moles of MgNH4PO4 • 6H2O are there? How many moles…

A: Given: Mass of MgNH4PO4 • 6H2O = 10 g Molar mass of MgNH4PO4 • 6H2O = 245.406 g/mol

Q: How many moles of hydrogen are in 3.06x10^-3g of glycine

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Q: 0.267 g of NiCl2 nH2O was heated to produce O.172 g of anhydrous NiCl2. Calculate the empirical…

A: In order to calculate the empirical formula of the hydrate, the number of moles of water present per…

Q: Calculate the following: The number of molecules in 2 moles of AgCl The number of molecules in 2…

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Q: Calculate the number of moles in 32.95 g of Fe

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Q: How many grams are in 3.4x10^23 molecules of H2CO3

A: Given, Molecules of H2CO3 = 3.4*1023 Mass of H2CO3 = ?

Q: how many moles of hydrogen are in 3.06*10^-3 grams of glycine

A: Given: 3.06*10^-3 grams of glycine.

Q: How many moles of Al(C2H3O2)3 contain 19 moles of O? Determine the % composition by mass of the…

A: % composition = (molar mass of element/total molar mass of compound)*100

Q: A 1.000 g sample of an unknown compound containing only carbon, hydrogen, and oxygen was analyzed…

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Q: How many moles c

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Q: Calculate how many grams of sodium hypochlorite, NaOCl, were dissolved in distilled water to make…

A: Step 1:Molarity (M)  = volumeofsolution(L)molesofsolute​....(1)  Step 2:Given, molarity of the NaOCl…

Q: Calculate how many grams are in 0.700 moles of H2O2

A: Interpretation- To determine how many grams are present in the 0.7 mole of H2O2  -   Concept-  As…

Q: chloral hydrate (C2H2Cl3O2) is a drug formerly used as a sedative and hypnotic. It is the compound…

A: We are to calculate the molar mass of chloral hydrate, C2H3Cl3O2 . Chloral hydrate is a drug used as…

Q: Aluminium has a density of 2.70 | g/cm3 . How many moles of aluminum are in a 13.2 cm3 block of the…

A: Density :- Density of a substance is its amountof mass per unit volume . So , density is the…

Q: Calculate the mass in grams of moles of 9.191 *10^-6 1,2-dichloroethane, C2H4Cl2 .

A: Molar mass(MM) = 99  g/mol Moles = 9.191×10-6 mol Mass = moles × MM

Q: Calculate the mass in g corresponding to 3.400 mol H2O

A: The molecule given is H2O Hence molar mass of H2O = Atomic mass of H X 2 + Atomic mass of O X 1…

Q: Calculate the mass of carbon dioxide produced from 15.6 g of octane, C8C18, in the 2C8H18(g)…

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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".