A sample of oxygen gas weighs 28.4 g. How many atoms of oxygen are present in this sample? The answer must be. 1.07 x 10^24 O I need write how to get that answer

Q: Two compounds of similar molar mass, but different chemical formulas have two very different boiling…

A: The boiling point of a compound depends on intermolecular forces present among the molecules of the…

Q: Ethylene oxide is produced from the reaction of ethylene and oxygen at 270-290°C and 8-20 atm. In…

A:

Q: how would you try and make trinitrotoluene starting with benzene?

A:

Q: 10. Which forces exist between ammonia, NH3, particles? I. Van der Waals II. III. IV. a. b. C.…

A: For a given molecule NH3, there are many intermolecular forces that control it's properties. Here we…

Q: Reagent 4 Reagent 5

A:

Q: 1. Draw expanded, condensed, skeletal, and line angle drawings for the following saturated…

A:

Q: Identify the Bronsted-Lowry acid in the following reaction.  H 2O + CO 3 2-  → HCO 3 -  + OH -

A: A Bronsted-Lowry acid is an acid that donates a proton (H+) and forms a conjugate base as the…

Q: The following reaction occurs when combining elemental magnesium with the solution listed below:…

A: Given, Mg(s) + Cu(ClO4)2(aq) ----> Mg(ClO4)2(aq) + Cu(s) Molarity of Cu(ClO4)2 solution = 7.65 M…

Q: Write the correct formula of the following comp 1. Calcium iodide 2. Carbon tetrachloride 3.…

A: Since you have asked multiparts questions, we will solve the first three sub parts questions for…

Q: What is the pressure, in atm, in a 2.00 L tank with 6.60 moles of fluorine at 49.4 °C?

A:

Q: The equation below is best described as ¹º84Po→ 4₂He + 206 210 A) alpha decay. B) beta decay. C)…

A: Given reaction: Po84210 → He24 + Pb82206 We have to find the type of reaction.

Q: TRUE or FALSE 1. A chemical equation always use chemical symbols to show what happens during a…

A:

Q: Add curved arrows to show the formation of the observed diene product. H₂C Edit Drawing Add the…

A: In the question three radical mechanism reactions have been asked to show the curly arrow movement…

Q: bon disulfide, CS2, is a volatile, flammable liquid. It has a vapor pressure of 340. his substance?…

A:

Q: If 8 moles of Al are reacted with excess oxygen, how many moles of Al (subscript #2) O(subscript #3)…

A:

Q: How many milliliters of 0.100 M Ba(OH) 2 are required to neutralize 20.0 mL of 0.250 M HCl?

A:

Q: Consider the following UNBALANCED chemical equation FeS (s) + HCl(aq) → FeCl2(aq) + H2S(g) If 60.6 g…

A: Given, the unbalanced equation: FeS(s) + HCl(aq) → FeCl2(aq) + H2S(g) We have to find the mass of…

Q: 3. 5-tert-butyl-2,2-diiodooctane (condensed) 4. 1-cyclopropyl-3-isopropylcyclohexane (skeletal)

A: Skeletal structure are the  series of atoms bonded together that forms the essential structure of…

Q: CH CH₂ CH3 โจ-15-12-0-0 a chz คว 12-12-12-5-50 P

A: Name the following hydrocarbons using IUPAC rules:

Q: How many millimoles are in 3.93 x 1025 bismuth(V) hydrogen carbonate formula units?

A:

Q: CO₂ is bubbled into a 1.0 L solution containing 0.100 M each of Mg(NO3)2 and Sr(NO3)2. Assume that…

A:

Q: Which of the following is the correctly balanced equation for the complete neutralization of H 3PO 4…

A:

Q: + HO. ord. HO llo OH + H₂SO4 H₂SO4 H₂SO4 X + H₂O

A: The given reaction are the  ester hydrolysis and esterification in acid medium.

Q: Solution of the Schrödinger wave equation for the hydrogen atom results in a set of functions…

A:

Q: 6.79 moles of sulfur trioxide molecules contain how many oxygen atoms?1.23 x 10^25 SO3 I need how to…

A: Given :  Moles of SO3 (sulfur trioxide) = 6.79  1 mole of means NA (Avogadro's number) atoms.…

Q: An 18 g sample of water is decomposed into 2g of hydrogen gas and 16 g of oxygen gas. What masses of…

A:

Q: 15. Identify the equilibria that are directed to the left, favoring the formation of the reactants?…

A: To answer: Which of the following equilibria is/are directed to the left, favoring the reactants?

Q: Prepare a buffer by direct addition. Consider how best to prepare one liter of a buffer solution…

A: The equation required to deal with a buffer solution is Henderson Hasselbach equation. pH = pKa +…

Q: Naturally occurring chlorine is 75.78% 35Cl (atomic mass 34.969 u) and 24.22% 37Cl (atomic mass…

A: Given :  Atomic mass of lighter isotope i.e 35Cl (A1) = 34.969 u  Percentage abundance of lighter…

Q: A photon with a wavelength of 93.8 nm strikes a hydrogen atom, and light is emitted by the atom. At…

A:

Q: B. In each of the following pairs, circle the species that is more reactive toward nucleophilic…

A: We know that greater electrophilicity of  the carbonyl, then faster will be the nucleophilic attack

Q: State the periodic law, and provide at least two examples to illustrate its meaning. Identify the…

A: The given problem is from the periodic properties of elements. The periodic law and corresponding…

Q: C. Draw structures in blank boxes to complete the following reactions. cyclopentanone 5-hydroxy-3-…

A: Note- It is a multipart question, hence I solved first three questions according to rules of…

Q: Sample 1 Food coloring dye spreads slowly in a sample of water Sample 2 Food coloring dye spreads…

A: Rate of diffusion of dye in water is directly proportional to temperature. Higher the temperature,…

Q: Acid-Base Reactions Directions: Complete and balance each reaction equation below. 1) HBr 2) H₂SO4…

A: When an acid reacts with base , Salt and water are formed. Salt is formed of cation from the base…

Q: What is the minimum pH necessary to cause a precipitate of Mg(OH)2 to form in a 0.10 M Mg(NO3)2…

A: A solution starts to precipitate, when the concentration of the solute dissolved in it becomes equal…

Q: How many of the following statements are true regarding benzene? i) It readily undergoes addition…

A:

Q: Titration of 25.0 mL of an unknown concentration H2SO4 solution requires 37.6 mL of 0.1375 M NaOH…

A:

Q: How many ng of hydrogen are in 36.9  pg of strontium phosphide pentahydrate?

A:

Q: 3. Draw all of the possible resonance structures for each of the following: EN -0

A:

Q: M (no subject)-ftx X + C Mail Francesca X app.101edu.co Homepage-CH X Aktiv Chemistry X G molar mass…

A: Ideal gases are the gases that obey ideal gas equation.

Q: A polypeptide contains 29 amino acids. How many nucleotides would be found in the mRNA for this…

A: Here we are required to find the sequence of the amino acid present

Q: Use the References to access important values if needed for this question. When 18.0 mL of a 5.84 x…

A: Given :  Volume of K3PO4 solution = 18.0 ml  Concentration of K3PO4 solution = 5.84 x 10-4 Volume of…

Q: Calculate the pH in an aqueous solution which is 0.125 M NH3 and 0.300 M NH4CI. The value of K is…

A:

Q: How many moles are in a 412.6 mL sample of gas at 383.4 K and 744 torr?

A: We have to predict the moles of gas.

Q: Which of the following would be the reagent in the reaction shown below? 2H_{2}(v) + O_{2}(v) ->…

A: The reagents in a chemical reaction are the reactants that are present on the left side of the…

Q: What is(are) the major product(s) of the following reaction ? Br Ph OCH₂CH3 Ph CH3CH₂OH OCH₂CH3 Ph…

A: Here we are required to find the major product for the reaction

Q: It is found that 27 g of a sample of acetylene, C₂H₂, dissolves in 1 L of acetone at 1.0 atm…

A:

Q: Calculate the theoretical cell potential of the following cell. If the cell is short-circuited,…

A: The given cell notation is: Ag(s)|Ag+(aq)(0.0575 M) || H+(aq)(0.0333 M)| O2(g)(1.12 atm), Pt The…

Q: 1. a. Provide a mechanism for the following transformation. MeO OMe A OMe TSOH PhMe, reflux MeO MeO…

A:

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".