How many moles of potassium in 6.91 grams of potassium? 0.177 moles O 270. moles O 214 moles 0.223 moles

Q: How many moles are in 1.79x10^24 molecules MgCl2?

A: No. of moles = given no. of particles/Avogadro number

Q: How many moles of theobromine are there in 5.72 x 1026 molecules of theobromine?

A: 1 mole of substance has Avogadro's number that is 6.022x1023 molecules or atoms NA = 6.022*1023…

Q: If you have 42.5 moles of glucose (C6H₁206) approximately how many grams do you have? #3

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Q: The molar mass of calcium hydroxide, Ca(OH)2, is O 54.02 g/mole O 58.09 g/mole O 114.2 g/mole 74.10…

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Q: What is the mass of 4.22 mole of Cl2   How many Cl2 molecules are in 4.22 mole of Cl2

A:

Q: How many molecules are contained in 5.00g of NH3?

A: Given :- mass of NH3 = 5.00 g  To be calculated :- number of molecules of NH3  number of moles =…

Q: How many atoms of nitrogen are present in 3.19 moles of dinitrogen tetroxide?  nitrogen atoms

A: According to the bartleby guidelines we have to answer only one question so pls submit different…

Q: There are ______ x 1023 molecules of CO2 in 50.0 g of CO2.

A:

Q: Determine the number of sulfur present in each of the the following quantities. a. 3.01 x 10^23 S2O…

A: a) Given : Number of S2O molecules = 3.01 X 1023 molecules. Since each molecule of S2O contains 2 S…

Q: What is the mass in grams of N in 0.82g of NaNO3

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Q: What amount in moles is 4.77x10^25 (to the power of 25) molecules?? 1.2.87x10^49 mol 2.79.2 mol…

A: Molecules = 4.77 x 1025

Q: Write the chemical formula for each compound, and then calculate the amount in moles in each sample.…

A:

Q: A sample of NH3 has a mass of 84.06 grams.   Calculate the moles of NH3 in the sample.…

A: Given : Mass of NH3 = 84.06 g

Q: b. Mass of I- in the sample. O 0.1438 g O 0.1722 g O 0.1623 g O 0.1939 g O 0.1840 g

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Q: There are ______ x 1023 molecules of CO2 in 50.0 g of CO2.

A:

Q: Which of the following has the smallest mass? I. 18 g H2O II. 1.0 × 1024 H2O molecules III. 0.50…

A: In the above question different expression for measuring the mass are provided. These expressions…

Q: how many moles are in 72 g of H2O

A: `Number of moles = given mass of water / molar mass of water                                  =   (…

Q: How many moles are represented by 3.65x10^34 molecules of water?

A: Given: molecules of water = 3.65×1034

Q: . How many ATOMS of carbon are present in 9.01 grams of carbon tetrachloride ?

A: Number of moles = mass/molar mass  Molar mass of CCl4 = 153.82 g/mol  1 mol = 6.022 × 1023…

Q: The number of moles  of 3.06 X 10–3 g of C2H5NO2 is 0.0408 moles.

A: In international system of units, Mole is considered as a unit which helps to calculate the amount…

Q: 5. Calculate the number of molecules in 5.00 mol of NH3. A. 3.01 x 1024 molecules of NH3 B. 1.03 x…

A: Given,  Moles of NH3 = 5.00 mol.  The number of molecules of NH3 in 5.00 mole of NH3 is:

Q: 24. Calculate the following: a. The number of moles of oxygen atoms in 4.35 × 1026 molecules of CO2…

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Q: How many moles of CH4 gas are in 3.8 x 1024 molecules? 100 mol 6.3 mol O 16 mol 61 mol

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Q: How many molecules of CO2 are in 0.0180 moles of CO2? 3.35 x 1025 molecules of CO,2 O 1.08 × 1022…

A:

Q: Determine the number of atoms in a sample of 2.26 g Hg. O 6.78 x 10 21 atoms O7.53 x 10 22 atoms O…

A: Number of moles of a chemical element or a compound is used to measure the amount of element or…

Q: How many moles are in 6.02 x 10^23 atoms of CO2?

A:

Q: The chemical formula for topaz is Al₂SiO₄F₄. How many moles of topaz are in 990.5 grams?

A: First, calculate the molar mass of Al₂SiO₄F₄. Molar mass = 2×(molar mass of Al) + 1×(Molar mass of…

Q: True or False? One mole of molecular O2 = 6.02 x 1023 O2 molecules. Mass of O2 in 100g of CO2 =…

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Q: Convert 23g of NazN to moles. O 0.28 moles O 0.088 moles O 1900 moles O 1.8 moles

A: We have to predict the quantity in Moles.

Q: How many moles of calcium sulfate are contained in 47.6g CASO,? O 0.350 O 2.86 O 1.85 O 0.540 O 7.90…

A: option A will be correct

Q: The density of carbon tetrachloride is 1.59 g/mL. How many moles are present in 50.0 mL of carbon…

A:

Q: 2. The chemical formula for the active ingredient in the anti-inflammatory drug Celebrex is…

A: Given, The chemical formula for the active ingredient in the anti inflammatory drug celebrex is…

Q: 4. One mole of CO, (9) molecules contains 6.02 x 10ª CO2 9) molecules. a. true b. false 5. Which of…

A: Answer:- These questions are answered by using the simple concept of general chemistry which…

Q: How many molecules are contained in a glass that holds 490 g of water? How many moles does that…

A: Given, water is contained in a glass. and amount of water is =490 gwe are asked to calculate, the…

Q: Ibuprofen has the molecular formula C13H1802. The number of moles of carbon atoms in 0.0325 mole of…

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Q: What is the mass of 1.36 x 1022 molecules of HCI? O 36.5 g 1610 g

A:

Q: Convert

A: Moles of H2O2 = ( number of molecules of H2O2 / Avagadro number )  Where : number of Molecules of…

Q: How many molecules are present in 45g of fluorine gas, F₂? 2.71 x 1025 1.03 x 1027 7.13 x 1023 1.97…

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".