CF2Cl2 CFCl3 C2F3Cl3 CF3Cl How many grams of Cl are in 32.2g of each sample of chlorofluorocarbons (CFCs)?

Q: 1. How many MOLECULES of xenon trioxide, XeO3, are present in 6.25 grams of this compound? 2. How…

A: Since you have posted multiple questions according to guidelines I am solving first two.If you want…

Q: A model of the ethanal molecule is shown in the window below. progress ball & stick- + labels HO a.…

A: 1 mole = 6.022 x 1023 atoms/molecules/entities

Q: A 3.4x10-6g sample is knowt ocontain 4.67 x1016 molecules. What is this compound.  A CH4 B CO2 C…

A:

Q: What mass (in grams) of vitamin C (C6H8O6) that contains 1.076 grams of carbons? Use mass percent

A:

Q: Stoichiometric coefficients describe the mole ratio. O True O False

A: Stoichiometric coefficients describe the mole ratio. We need to tell if this statement is true or…

Q: The number of moles of S in 2.8 x 1024 atoms of S is: 1.0 mole of S atoms 4.6 moles of S atoms 3.1…

A:

Q: How many grams of CaF2 would be needed to produce 1.18 moles of F2? CaF2(s) + H2SO4(L) ---->…

A: Stoichiometry is mainly based on the calculation of moles and volumes. These two values are used to…

Q: What is the chemical formula for the following compound Chemical formula:

A: The question is based on the concept of chemical bonding.We need to write chemical formula of the…

Q: Use the following terms to complete the statement: 6.02 x 1023 molecules 6.02 x 1023 atoms 4 atoms…

A: One mole of an element contain Avogadro's number 6.02×1023 of atoms of that element. Therefore, 1…

Q: CH3CH₂CH(CH2CH3)CH₂CH₂CH3 Draw the molecule on the canvas by choosing buttons from the Tools (for…

A: Given -> 1-> CH3CH2CH(CH2CH3)CH2CH2CH3 2-> CH3CH(CH3)CH2CH2OH

Q: A grain of maize pollen has an average mass of 250 ng. How much would a mole of these pollen grains…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Kim K. is baking cookies and uses 2 cups of table sugar (C12H22O11). How table sugar are there in…

A: The number of cups of table sugar used is 2 cups.The mass of 1 cup is 200 g.The chemical formula to…

Q: How many GRAMS of lead(II) nitrate are present in 3.98 moles of this compound ? grams.  How many…

A:

Q: 1. How many ATOMS of nitrogen are present in 6.98 grams of nitrogen monoxide, NO? of nitrogen atoms

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A.How many moles of boron trichloride,BCl3,are present in 4.75 grams of this compound? B.How many…

A: A.  Given that,  Mass of boron trichloride = 4.75 g Molar mass of boron trichloride = 117.17 g/mol…

Q: If 20 g of calcium are found in the compound calcium chloride, how many grams of chlorine are…

A: Molecular formula of calcium chloride: CaCl2 Molar mass of Ca: 40.08 g/mole Molar mass of Cl: 35.45…

Q: How many molecules are in a 7.5L sample of H2 @ STP?  Round to 2 decimal places.

A:

Q: 2 H2 (9) + O2 (9) 2 H20 (g) Hydrogen gas and oxygen gas react to form water vapor as shown in the…

A: The balanced reaction given is, =>

Q: How many moles of CF4 are there in 171g of CF4

A: No. Of moles = given mass / molar mass  Given mass is 171g  Molar mass is calculated in 2 step.

Q: One 55 g serving of a cereal provides 267.0 mg of sodium, which is 11.6 % of the recommended daily…

A: Convert 11.6% into 100% using mathematical interpretation & convert mass into moles by using the…

Q: How many moles are in 135.2g of H2O? Round to 2 decimal places.

A: Mole represent the quantity of a substance.It is used for fundamental particle like as proton…

Q: How many grams of CCl4 will contain 36.00 g of carbon? express your answer in decimal notation.

A: Mole of carbon tetrachloride is equal to mole of carbon

Q: How many total atoms are present in a mixture sample containing five molecules of each component.…

A: S8 contains 8 atoms of sulfur  C2H6 contains 2 Carbon atoms and 6 hydrogen atoms ( total 8 atoms)…

Q: You are given a 10.0 grams sample of ethanol (CH3CH2OH).   Explain how you can use the molar mass of…

A: The Avogadro’s number of any species is defined by a mole. The Avogadro’s number, NA, is equal to…

Q: please complete following table Mass of KNO3 Test tube + KNO3 Test tube only KNO3 only m1g =…

A:

Q: osmium by mass. a) If you assume 100.0 g of the compound, what is the mass in grams of osmium that…

A: Since you have posted a question with multiple sub- parts, we will solve first three sub- parts for…

Q: A 0.6951 g sample of nicotine was analyzed and found to consist of 0.5147 g C, 0.06047 g H, and…

A: Molecular formula of nicotine- C10H14N2   Formula for percentage of element in a molecule = (amount…

Q: 1. How many MOLECULES of water are present in 3.55 moles of this compound? molecules. 2. How many…

A: 1 mol = Avogadro number no.of entities Symbol NA NA = 6.02 × 1023  No. of moles = Given no.of…

Q: How many grams of F are in 525 g CaF₂? mass: 50 g

A: Here, we have to calculate the mass of F that is present in 525 g CaF2.

Q: How many moles of C are in 25.9g of (C3H5)2S

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: When 15.00 g of mercury (I) oxide decomposes, how many moles of oxygen gas are produced? _HgO _Hg…

A: Given :  When 15.00 g of mercury (ll) oxide decomposes, how many moles of oxygen gas are produced?…

Q: Balanced Moleculer Equation! the Hy needed; 0109/19 x 74.34 x X Mg Breedad: #mol HCL X May (5) +…

A: Mg(s) + 2HCl(aq) ---> MgCl2(aq) + H2(g)

Q: Which of the following has the highest number of molecules? 1.0g F2 1.0g O2 1.0g Cl2 1.0g H2

A: One mole of a substance is equal to the mass of carbon-12 which contains 6.023 × 10²³…

Q: How many grams of oxygen would be produced from 37.4g Na2CO3? digit _____  (your answer should not…

A: When Sodium carbonate (Na2CO3), i.e. washing soda is heated to 500 oC, it decomposes to form sodium…

Q: A student caried out this experiment and obtained the following data:  Patm = 656.7 mm Hg…

A: data Patm = 656.7 mm Hg   Vinitial  = 0.30 mL   Mass of Alka-Seltzer sample = 0.123 g    TH2O  =…

Q: 1. Solve and choose the correct answer from the given choices: a. How many atoms of tin are found in…

A: 1. We have to calculate the number of atoms present in 3.5 moles of tin, Sn. We know that 1 mole of…

Q: mmonium nitrate: NHẠNO3(s) N20(g) + 2H209) How many g of dinitrogen monoxide can be made from 1.62 x…

A: In this question, we want to determine the mass of N2O gas in gram unit.  You can see details…

Q: What does a complete balanced chemical equation include? O molar coefficients O valence electrons O…

A: The representation of chemical reactions in terms of equations is called as chemical equations.

Q: A.How many grams of calcium carbonate,CaCO3,are present in 2.06 moles of this compound? B.How many…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Which is the greatest mass of SO2 that can be produced from 15 mol of Cu2S? 480g O 961g O 1920g O…

A: Given Reaction,2 C42 S + 3O2 → 2 C42O + 2 SO2Moles of C42S = 15 molMass of SO2 produced = ?

Q: 2 QUESTION In the Haber reaction, patented by German chemist Fritz Haber in 19 to produce gaseous…

A: The balanced chemical equation for the reaction is, N2(g)+3H2(g)→2NH3(g). The given data contains,…

Q: 1. How many grams of Al³+ are present in 1.07 grams of aluminum sulfite? grams Al³+ 2. How many…

A: Given : name of Compounds            Al2(SO4)3 = 1.07 g

Q: 1. How many MOLECULES of disulfur decafluoride are present in 5.24 grams of this compound? 2. How…

A: The number of molecules or atoms present in the one mole of the substance is equal to the Avogadro…

Q: 1. How many MOLECULES of dinitrogen monoxide are present in 8.04 grams of this compound ? molecules.…

A: Here we have to determine number of molecules and number of grams present in 8.04 grams and…

Q: How many moles of acetone (C3H6O) are in 135 grams of acetone?

A: Given : Mass of C3H6O = 135 g