1. Calculate the mass of 0.1890 mol CH

Q: mass: mole: mo

A:

Q: Without doing any detailed calculations, determine which sample contains the most fluorine atoms.…

A: Correct answer is (c) 1.0 mol of F2 . (a) Moles of F = 25/20 = 1.25 mol (b) Moles of F = 1.50 mol…

Q: Mass of oxygen = 0.49g- 0.33g = 0.16g Number of moles = given mass / molar mass Number of moles of…

A:

Q: Mass of Salicylic Acid ___5.037 g _______    Actual: 2.26 g   what is the percent yield?

A: Percent yield is ratio of actual yield and theoretical yield expressed in percentage. It is…

Q: Calculate the number of grams of AlCl3 in 1.25 moles of AlCl3

A:

Q: How many moles of Al(CN), are in 223 g of the compound? mol 223 g Al(CN),

A: Given the mass of the compound, Al(CN)3 = 223 g In order to find the moles of Al(CN)3, we have to…

Q: How many conversions are needed to go from mass (g) of the given to Mole (Y) of the find ?

A: We have been asked to find the no. Of steps needed to go from mass to mole of a compound.

Q: -moles of NH: wi

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

Q: You are given 0.10 g samples of Na, Y, Ge, and Mn. List the samples in order of the amount (moles)…

A: Number of moles = given mass/molar mass

Q: Number of N atoms in 0.650 mol NH3.

A: 1 mole of a substance contains Avogadro's number of atoms.

Q: Calculate the mass (in g) of sample. 1 water molecule

A: Given, 1 water molecule

Q: 0.126 mole of lithium weighs

A: Given,Moles of lithium = 0.126 moleRequired,                  Weight of lithium .

Q: 26 mol CH4

A: Approximate volume of 1 mol CH4 at STP = 22.4 L

Q: Mass of collected Barium sulfate = 0.55g Calculate the moles of BaSO4 collected

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

Q: How many moles of MnO3 are produced w

A:

Q: e percent yield of c

A:

Q: determine the mass (g) of carbon in 16.55 g of glucose. Plan To find the mass of C in the sample of…

A: We know that, Molecular mass of glucose, C6H12O6 = 180.156 g/mol Number of Carbon atoms in glucose =…

Q: Convert 6 mol O2 to atoms oxygen

A:

Q: e percent composition of

A:

Q: 31.4 g sodium chloride ? VNACI = mol

A: Given, mass of sodium chloride is---- 31.4g How many number of moles of sodium chloride are present?

Q: 32. How many moles are there in 8.5 x 1025 molecules of CO,? 1.4 X 102 mol 7.1 X 10-2 mol 5.1 X 1049…

A: Please find your solution below : Avogadro's number is a factor that determines the number of units…

Q: The number of H atoms in 10.0 moles of NH 3 (subscript)

A: The number of atoms or particles present in 1 mol of substance is given by Avogadro constant. The…

Q: e percent yield of Cu(NH3)4SO4?

A: Molar mass of CuSO4 = 159.5 g  Molar mass of Cu(NH3)4SO4 = 227.5 g From the balanced chemical…

Q: In 0.4 ure in 2.9 mol of

A: Firstly Calculate the moles of Br atom in CHBr3  moles of Br atom = 3 • ( moles of CHBr3 )  Moles of…

Q: Calculate the mass percent composition of lithium in lithium phosphate?

A: The mass percent composition of an element is calculated using the molecular formula. It is…

Q: finding the number of moles of Zn(OH), produced i

A: To find the correct set up we need to correlate  Zn and Zn(OH)2 in terms of moles

Q: What mass of CO2 (44 g/mol.) is produced?

A: Number of moles = mass/molar mass  So, mass = moles × molar mass

Q: Calculate the number of moles molecules in: ct an a) 10 g water b) 10 g ethanol C,H,O c) 10 g of…

A: Formula Used, 1. molesn=given massMolar Mass 2. Molecules = Moles x 6.023 x 1023

Q: 4.61 mol H20 ΑΣΦ VH = mol

A: 1 mol H2O contains 2 moles of H.  1 mol NH3 contains 3 moles of H.

Q: a. Calculate the molar mass of Al2O3. Molar mass = g/mol b. Calculate the molar mass of Al(NOS)3.…

A: a) Molar mass of Al2O3 = ?  b) Molar mass of Al(NO3)3 = ?

Q: grams of PbBr, w

A:

Q: b. 4.25 x 10-2 mol of H2SO4 to molecules of H2SO4

A:

Q: A sample compound contains 19.97g Ti and 13.37g O. Determine the empirical formula of the compound.

A:

Q: mass of 1.2 × 10^23 atoms of phosphorus (molar mass= 31 gm/mo

A: The one mole of a substance contains 6.022×1023 number of its atoms.here moles of…

Q: g/mol

A: Dear student I have given answer to your question in the image format.

Q: Define percentage by mass

A: Percentage by mass is defined as the ratio of mass of solute by mass of solution (solute+solvent)…

Q: 1.671g anhydrous copper (II) sulfate to moles

A:

Q: what is Percent Composition?

A: Mass percent :- The mass of a component in grams present in 100 grams of the mixture is defined as…

Q: 4) 4.00 mole H,0 to grams 5) 815 grams Cal(OH), to mole

A: For 4) moles of H2O = 4.00mol   We know that, molar mass of H2O = 18gNow,mass of H2O = no of moles x…

Q: e molarity of t

A:

Q: a. Calculate the molar mass of P2O5. Molar mass = g/mol b. Calculate the molar mass of Caz (PO4)2 .…

A: Molar mass is the weight of one sample. First one is Phosphorus pentaoxide -contains 2 phosphorus…

Q: 18. 7.68 g/mol ® ng/molecules

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: KHP grams Molar Mass of KHP (A2) 204.22 g/mol moles KHP 1.009 (A11) %3D 204.22 g/mol

A: Mass = 1.009 g Molar mass of KHP = 204.22 g/mol Moles = mass/MM    = 1.009/204.22 = 0.00494 mol

Q: a. Calculate the molar mass of P2O5. Molar mass = g/mol b. Calculate the molar mass of Ca3 (PO4)2 -…

A:

Q: C. A compound has been found to contain 38.8% K, 29.4% Mn by mass. The remainder of the compound is…

A:

Q: 2. Convert 0.075 g of Pb to moles of Pb

A: Number of moles in the given amount(in grams) of sample is obtained by dividing the value by its…

Q: ss in grams of CH:OH (MM = 32.04 g/mol) would nee

A: Molality (m) = moles of solute/maas of solvent(kg) Moles = mass/MM       = w/32.04  Mass of solvent=…

Q: PERCENT COMPOSITION FROM FORMULAS:  NH4NO3

A: Given :  Find the percent composition of NH4NO3 Formula for % composition is  % by mass = mass of…

Q: Mass % of H in ammonium bicarbonate

A: Given  Name of Compound = Ammonium bicarbonate Mass % of H = ?