Which one of the following samples contains the largest number of molecules? a. 3 moles of H2O b. 62 g of H2O c. 3 moles of HF d. 55 g of H2O e. 62 g of HF

Q: Determine the formula for hydrate of CuSO4 mass of crucible = 12.73g mass of crucible with hydrate =…

A: Answer:- This question is answered by using the simple concept of calculation of formula of a…

Q: a. How many moles of carbon tetrachloride, CC14, are present in a sample that contains 6.30 moles of…

A: a. Given: 6.30 moles of chlorine atoms Determination of moles of carbon tetrachloride: One mole of…

Q: A compound contains iron and bromine. A sample of the compound contains 3 g of iron and 11.39 g of…

A: A sample of the compound contains 3 g of iron and 11.39 g of bromine.  as mass is provided , we can…

Q: 2Fe2O3 (s) + 3C(s) →4 Fe(s) + 3CO2(g) A) Determine the moles of Fe produced from 3.5 moles of C. B)…

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Q: ow many moles of Al2O3 can be made with 12.5 grams of Al

A: The stoichiometric equation for the combustion of aluminium is, The moles of Al in 12.5 g is,

Q: Calculate the number of molecules in 7.00 molesmoles H2S

A: Given :- number of moles if H2S= 7.00 mol  To calculate :- number of molecules of H2S

Q: The molecular weight of Carbon is 12.0 g/mole. How many moles of Carbon in 18 g of Carbon?

A: Given Molar mass = 12 g/mole Mass = 18 g

Q: Based on the following chemical equation: 4 HCN + 5 02 ---> 2 N2 + 4 CO2 + 2 H2O. How many grams of…

A: We have given a balance chemical equation as                   4HCN  + 5O2    → 2N2 4CO2  + 2H2O And…

Q: Pb(NO3)2 + 2KI → Pbl, + 2KNO3 8. How many moles are in 16.4g of Lead (II) nitrate? Pb(NO3)2 + 2KI →…

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Q: A mystery compound has a molar mass of 28.1 g/mol. How many moles is 98.4 g? Do not put any units in…

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Q: How many moles of C3H8 contain 4.95 × 1024 hydrogen atoms? 3.09 moles C3H8 8.22 moles C3H8 1.03moles…

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Q: How many grams of NBr3 can be made from  2.22 x 10-2 moles of Br2 ?  N2   +   3 Br2   →   2 NBr3…

A: Write down the given reaction N2 + 3Br2 ----> 2NBrccording to the stoichiometry 2moles NBr3 is…

Q: 2.) 2 C₂ H₂(g) +50₂(g) → 4 (0(g) +₂H₂O(g) quantity 1.6 moles of C₂tl₂ Units desired moles of 0₂…

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Q: 5. CgH1s O2- CO2 + H20 Balanced Equation: O2 to H20 CO, to O2 Mole Ratio of CaH8 to CO2 H2O to CgHi3…

A: Balanced chemical equation means the number of atoms of each kind must be equal on both sides of the…

Q: Convert 0.2377 grams of carbon into moles. 0.01718 molescarbon 0.01181 molescarbon 0.008229…

A: The mass of carbon given = 0.2377 g Molar mass of carbon = 12.0107 g/mol

Q: Pls provide clear solution on B & C 1. The Freons are a class of compounds containing carbon,…

A: Molar mass of CH2FCF3=102.03g/mol In this molecule, C----> 2,H---->2,F--->4 Atomic mass of…

Q: Label the diagram to correctly convert 141.8g of Cl2 to moles of Cl2 1. X. : 71.9 g C2 : 141.8g Cl2…

A: A schematic diagram based on the conversion of mass of Cl2 into number of moles of Cl2 for which the…

Q: 1. Cyanogen gas, C2N2, has been found in the gases of outer space. It can react with fluorine to…

A: A balanced chemical reaction is that in which the number of atoms present on the right hand side of…

Q: 5 F2 (g) + 2 NH3 (s) N2F4 (g) + 6 HF (g) If you reacted 11.9 moles of F2 how many moles of HF would…

A: Given Chemical Reaction: 5 F2(g) + 2 NH3(g) ---> N2F4 (g) + 6 HF(g)  Moles of F2 reacted = 11.9…

Q: Mole Ratios 1. Name, Given: C₂Hs + 5023CO₂ + 4H₂O What is the mole ratio C₂Hs to O₂? 1:5 moles How…

A: According to Bartlby guidelines I solve only first question. You post other questions separately.

Q: A) How many grams of Mgl, is present in a 0.4745 g sample that is 53.21% Mgl2 (278.11 g/mol)? B)…

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Q: (a) Determine the mass in grams of 4.23 moles of glucose (C,H1206). g CH1206 (b) Determine the…

A: Number of moles is the ratio of given mass of the substance to the molecular mass of the substance.

Q: Label the diagram to correctly convert 3 moles of H2 to molecules of H2 : 1 Mol H2 :: 6.02x1023…

A: Number of molecules can be find out using Avagadro Number as follows:

Q: 58.5 gms of NaCl contains O 1 gm mole of NaCl O 1 lb mole of Nacl O 1 kg mole of NaCl O all of the…

A: Answer       Mole = mass in gm / molar mass     Mole  = 55.8/…

Q: S    +   6 HNO3  -->   H2SO4   +  6 NO2   +   2 H2O In the above equation how many moles of water…

A: Given, S + 6 HNO3 → H2SO4 + 6 NO2 + 2 H2O moles of HNO3 consumed = 78 moles moles of water (H2O)…

Q: How many moles of NN are in 0.229 g of N2O0.229 g of N2O? moles of N:N:

A: 1 mole = 6.022×1023 [Avogadro's number]  The mass of 1 mole of molecules of a substance is known as…

Q: packet of artificial sweetener contains 40 mg of saccharin (C7H5NO3S). How many moles of carbon…

A: Given is, 40 mg=0.04g of saccharin (C7H5NO3S) And molar mass of saccharin = 183.18 g/mol

Q: Grams to Grams: Remember these equations use mole to mole ratio: 4. How many grams of butane, C,H10,…

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Q: 3.) What mass (in grams) of fluorine gas (F2) is needed to react completely with 17.8 g of sulfur…

A: Given : Mass of sulfur (S8) = 17.8 g Molar mass of F2 = 38 g Molar mass of S8 = 256.48 g 24 mol F2 =…

Q: How many moles are in 20.0 grams of F2?760. 760. moles 1.05 moles 0.526 moles 19.0 moles 38.0 moles

A: Given data contains, Grams of F2 is 20.0 grams. Molar mass of F2 is 37.99 g/mol.

Q: How many moles are present in 0.098 grams of HCl?

A: Moles is given by  Moles = mass / molar mass  And molar mass = sum of Atomic masses of all atoms in…

Q: Mg(s) + 3 N2 (g) --> 2 MgN3 (s) How many grams of N2 will be used to produce 85.5 moles of MgN3?

A: We have given that   The balance chemical equation :    2Mg(s) +  3N2(g) -------> 2MgN3(s)

Q: How many moles of MgCl2 are present in 78.3g of MgCl₂? O 0.822 moles O 7450 moles O 1.31 moles O4680…

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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: 2N2H4(g) + N2O4(g)  →  3N2(g) + 4H2O(g)   a. How many moles of water form from 0.448 moles of…

A: Given reaction is  2N2H4(g) + N2O4(g)  →  3N2(g) + 4H2O(g) We need to find number of moles of H2O…

Q: A) 3.90 g H2O   mole (B) 6.44 g benzene, C6H6   mole (C) 32.00 g ethyl alcohol, C2H5OH   mole (D)…

A: Molecular weight amount of any compound contains avogadro number of molecules andit is termed as 1…

Q: Exactly 1 mol Hg₂ (NO3)2 contains how many moles of Hg, N, and O? moles of Hg: moles of N: moles of…

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Q: How many moles of THC are present in a sample containing 4.20x1019 molecules

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Q: Consider the 124g sample of the compound? Determine the moles of calcium chloride present (a)number…

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Q: Excel Assignment After reading the excel tutorial under documents, answer the following questions in…

A: Hii there, As there are multiple question posted. we are answering first question. If you need…

Q: _1_N2 + _3_H, →_2_NH, 2. How many moles of NH, are produced when 6 moles of H, gas react with N,…

A: A chemical equation is a representation of the conversion of reactants into products. A balanced…

Q: How many g of La2De3 are contained in 54.2 atoms of La2De3

A: The number of key constituents present in the sample can be furnished by the mole concept. One mole…

Q: a. 1.25 moles of aluminum chloride ). 3.35 moles of sodium hydrogen carbonate C. 4.25 millimoles of…

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Q: Which mole ratio does not apply for the balanced chemical equation below? 2 C2H2 + 5 02 → 4 CO2 + 2…

A: The balanced reaction given is,

Q: moles of AlCl3 are present in 3.75 grams of AlCl3?

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Q: Part C In the gaseous state, chlorine exists as a diatomic molecule Cl2 (Molar mass = 70.9 g/mol).…

A: Here we have to determine the moles of Cl2 present in 150 g of Cl2 and the mass of 2.90×10^22…

Q: What is the greatest amount of NH3 (in moles) that can be made with 3.2 moles of N2 and 5.4 moles of…

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Q: How many moles of NBr3 can be made from 2.22 x 102 moles of N2 ?  N2   +   3 Br2   →   2 NBr3   +…

A: One mole is defined as which contain 6.022* 10^23 atoms. Number of moles is calculated by dividing…