Calculate the percent composition by mass of Z in the following generic compound: X(YZ2)2 Molar Mass of X = 137 g/mol; Y = 80. g/mol; Z = 16 g/mol
Q: If the molar mass of butanoic acid is 88.1 g/mol,what is its molecular formula?A. C 3 H 4 O 3B. C 2…
A: Molar mass of a compound is the sum of mass of the each element present in it. For example: C6H6 The…
Q: A laboratory analysis a compound has the following mass percent composition: C 75.69%, H 8.80%, O…
A: Given:- % C⇒75.69% Molar mass=12g/mol % H⇒8.80% MM=1g/mol % O⇒15.51% MM⇒16g/mol
Q: Empirical Formula MoleCular Formula H,Oz HCO2 H,C,O4 H,0 C6HBO6 C,H,O;
A: Empirical formula refers to the simplest whole number ratio of the number of atoms of the elements…
Q: Calculate (to the nearest 0.1 u) the formula mass of these compounds. (a) boron trifluoride, BF3…
A: The compounds given are BF3, SrSO4 and CCl4.
Q: 7. Using the laboratory data table below, calculate the number of water molecules (X) in a hydrate…
A: Given: Mass of clean, dry test tube is 18.42 g Mass of test tube and hydrated barium chloride is…
Q: What is the molecular formula of a compound with the empirical formula NBH4 and a formula mass of…
A: The empirical formula represents the smallest possible whole-number ratio of atoms present in a…
Q: Acetylene consist of 92.2% C and 7.74% H. Its molar mass is 26.04g/mol. Calculate its empirical…
A: Percentage of Carbon in acetylene = 92.2% Percentage of hydrogen in the acetylene = 7.74% Molar mass…
Q: The taste of sour milk is lactic acid. What is the molecular formula for lactic acid if the percent…
A: Given data,Percent composition of C=40%Percent composition of H=6.71%Percent composition of…
Q: Butanedione, a component of butter and body odor, has a cheesy smell. Elemental analysis of…
A: The given data contains, Carbon = 55.80% Hydrogen = 7.03% Oxygen = 37.17%
Q: Calculate the empirical formula for a compound with 30.43% N and 69.57% Oby mass. N20 O N2O5 O NO2
A: To solve this problem we have to calculate the empirical formula of the compound .
Q: Regular treatment with low dose aspirin is used to help prevent cardiovascular disease. How many…
A: Given : The molecular formula of aspirin = C9H8O4 And the mass of aspirin = 160 mg Since 1 mg =…
Q: 119: Butanedione, a compound in butter and body odor, has a cheesy smell. Elemental analysis of…
A: Q. 119. Conversion of mass % to grams. Suppose 100 g be the total mass of the compound. In 100 g of…
Q: The number of atoms in 0.4 moles of CO2 molecules and 0.6 moles of X are equal. Accordingly, which…
A:
Q: Acetaminophen, C8H9NO2, is a covalent compound and the active ingredient in several popular…
A: The formula of the compound Acetaminophen is C8H9NO2. Hence each molecule of C8H9NO2 contains 1) 8…
Q: 7. Determine the empirical formula of a compound whose composition is 50.1% S and 49.9% O.
A: Convert the mass percent to grams : Thus 100 g sample of above compound contain 50.1 g Sulphur(S)…
Q: Estradiol is a female sexual hormone that is responsible for the maturation and maintenance of the…
A: Given, Mass percent of C = 79.37% Mass percent of H = 8.88% Mass percent of O = 11.75% Molar mass of…
Q: The compound whose molar mas is 212.4 is 1. CsBr 2. RbI 3. KF 4. CaF2
A: Since you have posted multiple questions, we are entitled to answer only the first.
Q: Calculate the percent composition by mass of Z in the following generic compound: X(YZ3)2 Molar…
A:
Q: (3) Barium chloride has a hydrated form, BaCl2 XH2O. A 7.25 g sample of the hydrate lost 1.07 g of…
A:
Q: Calculate the mass percent of H2O in CuSO4•5H2O
A: Mass of water = 5 x 18 = 90 g Molar mass of CuSO4.5H2O = 249.5 g/mol
Q: 2. H3PO4, Phosphoric acid, is used in detergents, fert izers, toothpastes and flavoring in…
A: Answer to the following question can be given as -
Q: Determine the molecular formula of a compound that has the following composition: 48.6% C, 8.2% H,…
A:
Q: Compound X has a molar mass of 153.05 g mol -1 and the following composition: element mass % carbon…
A: The answer is given as follows Emperical formula is C3H5cl Molecular formula is C6H10cl2
Q: 1. The number of ammonia (NH3) molecules present in 4.85 grams of NH3 is: 2.…
A:
Q: Estradiol is a female sexual hormone that is responsible for the maturation and maintenance of the…
A: Given: mass percent of carbon= 79.37 % mass percent of hydrogen= 8.88% mass percent of oxygen =…
Q: What is the molar mass of the following compounds? N2H4…
A: Molar mass of compounds depand molar mass of atom
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: Calculate the mass percent composition of carbon in each carbon-containing compound. a. CH4 b. C2H,…
A: The mass percent of any element in any molecule/compound is its mass share towards the total mass of…
Q: Give the molar or formula mass for the substance sodium acetate, (Na")(CH3CO2) a) 66.03 g/mol b)…
A: Molar mass of carbon = 12.01 g/ mol Molar mass of hydrogen = 1.0078 g/ mol Molar mass of sodium =…
Q: Compound X has a molar mass of 86.09 g•mol 'and the following composition: element mass % carbon…
A: X has molar mass = 86.09 gmolmass of C in X =55.81 % of 86.09 =…
Q: Calculate the mass of 4.50 moles of Ca3PO4 O 0.0209 g 968 g O 215 g O 87.1 g
A: Given: Moles of Ca3PO4 = 4.50 mol Standard data: The molar mass of Ca = 40.08 g/mol The molar…
Q: Help me please
A: Number of moles of sulphuric acid = 8.21 moles. Number of molecules of sulphuric acid = ?
Q: Calculate the percent composition of elements in the following compounds as indicated.…
A: “Hey, since there are multiple sub part questions posted, we will answer first three questions. If…
Q: 1 Compound X has a molar mass of 135.12 g•mol 'and the following composition: element mass % carbon…
A: Molar mass or molecular mass :- It is the sum of atomic masses of the elements present in…
Q: Research suggests that a daily dose of 85 mg aspirin (molar mass = 180.17 g), may reduce a person's…
A:
Q: Calculate the number of molecules in 18.5 grams of glucose, C6H12O6- O 5.05 x 1023 O 5.63 x 1022 O…
A: Number of moles of Glucose = mass/molar mass = 18.5/180 = 0.1028 moles 1.0 mole of any substance…
Q: What is the molecular formula of a compound with a percent composition of 49.47% C, 5.201% H, 28.84%…
A: The given data contains, Carbon =49.47% Hydrogen =5.201% Nitrogen =28.84% Oxygen =16.48 %
Q: - 1 Compound X has a molar mass of 230.29 g mol 'and the following composition: element mass %…
A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…
Q: Calculate the mass percent composition of each constituent element in the following molecules: (a)…
A: The question is based on the concept of stoichiometric calculations. we have to calculate mass…
Q: Calculate the mass percent composition of nitrogen in each nitrogen-containing compound.a. N2O b. NO…
A: The formula to calculate the mass percent is shown below.
Q: 5. Given the following percent composition and molecular weight determine the correct formula of…
A: Empirical formula :- A chemical formula with the shows only the relative number of atoms of…
Q: What is the percent composition of nitrogen, by mass, in ammonium errocyanide, (NH4)4[Fe(CN)s] .…
A: Consider the given information is as follows; Atomic weight of N = 14 Atomic weight of H = 1 Atomic…
Q: Compound X has a molar mass of 416.48 g·mol 1 and the following composition: element mass %…
A:
Q: hat number of molecules (or formula units) are present in 1.69 g of each of the following compounds…
A: Find the number of moles of each and multiply each number of moles with avagadro number. Number of…
Q: What amount (moles) of SO3 is represented by 2.00 kg of sulfur trioxide
A: 32.5 mole of SO3 is represented by 2.00 kg of sulfur trioxide.
Q: 18. What is the percent composition by mass of oxygen in sodium oxide, Na,o, (molar mass Naz0 =…
A: The molecular formula of the given compound is = Na2O The percent composition of oxygen is =?
Q: Compound x has a molar mass of 180.15 g•mol and the following composition: element mass % carbon…
A: Given: Molar mass of X = 180.15 g mol-1 Carbon = 40.00% Hydrogen = 6.71 % Oxygen = 53.29% Known:…
Q: What is the mass percent C in isooctane, C(CH₃)₃CH₂CH(CH₃)₂. a. 1.588 % C b. 8.412 % C c. 84.12 % C…
A: First, let's discuss the concept of mass percent. The mass percent of an element or an atom in a…
Calculate the percent composition by mass of Z in the following generic compound: X(YZ2)2
Molar Mass of X = 137 g/mol; Y = 80. g/mol; Z = 16 g/mol
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 2 images
- Calculate the mass percent composition, to the hundredths place, of the following compounds: a. Na3PO4 b. Ethanol, C2H6OCalculate the percent composition of elements in the following compounds as indicated. Percent composition of C in Na2CO3 Percent composition of H in (NH4)2CO3 Percent composition of Cl in HClO4 Percent composition of O in Mg(OH)2 Percent composition of S in H2SO4Calculate the mass percent composition of carbon in C2H4O2 and CH4 to determine which compound has the most carbon in it by mass a) C2H4O2 b)CH4
- Calculate the percent composition of oxygen in the following compounds: NaOH Al2(SO4)3 CaCO3 MnO2 In which compound is the percentage of oxygen the highest?What is the number of molecules in 319g of Li2SO4? (Take NA = 6 x1023) a. 17.4 x 1024 b. 17.4 x 10─24 c. 1.74 x 10─24 d. 1.74 x 1024Calculate the mass percent composition of each element in a potassium ferricyanide, K3Fe(CN)6 molecule.
- Please express and answer the following ASAP General CHEMISTRY 1. Determine the percentage by mass of an element in "salt" 2. H2SO4 3. HC2H3O2 4. CaBr2What is the correct formula of a hydrate that contains 24.5% H2O and 75.5% CaCl2, by mass percent?Calculate the number of Na atoms in 2.56 g of NaNO3 (Avogadro’s number NA = 6.022 x 1023))