How many moles are in 72.0 grams of RbF?

Q: How many grams are in 3.0 moles of potassium permanganate?

A:

Q: How many moles of Ag are in 43.6 grams of Ag,0?

A: Given mass of silver oxide = 43.6 g

Q: how many moles are in 13.4 g CaS?

A:

Q: How many potassium atoms are in 0.986 g of potassium iodide?

A: Given, mass of KI = 0.986 g  One mole of any substance contains 6.023 x 1023 ions/molecules/atoms.

Q: How many moles are in 72.0 grams of RbF?

A: Concept introduction: The mole is defined as a sample of a natural element with a mass equal to the…

Q: How many atoms are in 145 g of calcium?

A: Given: Mass of Calcium = 145 g To Calculate: Number of atoms in 145g of Ca

Q: How many moles of NH3 are present in 4.98 g of the compound?

A:

Q: How many moles are in 378.5 grams of rhenium

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Q: How many moles are in 33.1 g of SO3? How many molecules does it contain?

A: Amount of SO3 given = 33.1 g Moles Of SO3  = To be determined No of Molecules of SO3 = To be…

Q: How many molecules are in 502.1 g of LIF?

A: Mass of LIF = 502.1 g Molecular weight = 25.939 g/mol Molecule= ?

Q: How many grams of sulfur are in 26.0 g of aluminum sulfide?

A:

Q: How many moles are in 33.51 g of He?

A: Mole is unit of amount. Moles are defined as unit specifying number of atoms in a substance.

Q: How many moles are present in 13.14 g of copper(I) chloride?

A: e part

Q: How many grams of NaCl are in 35.6 moles of NaCl?

A: Given : moles of NaCl = 35.6 mol

Q: How many moles of Nal are in 58.5 grams of Nal

A:

Q: How many grams of NaCl are in 43.3 moles of NaCl?

A: To find out the weight of 43.3 moles of NaCl.  The number of moles of a compound is related to the…

Q: How many moles are in 16.7 gg of allyl sulfide?

A: The chemical formula of allyl sulfide is (C3H5)2S. Molar mass of allyl sulfide = 2×{(3×12)+(5×1)} +…

Q: How many moles of KBr are in 67.2 grams of KBr?

A: Mole = Given mass ÷ Molar mass  Given mass of KBr = 67.2 grams  Molar mass of KBr = 119.002 g/mol

Q: How many moles are in 26.4 g of CS

A: We can solve the problem by considering the atomic masses of C and S. We can consider the formula…

Q: How many N2 molecules are in 473.2 grams of N2?

A: Given that   Amount of Nitrogen gas N2 = 473.2 grams The molar mass of Nitrogen N2 = 28 gm/mol To…

Q: How many grams of sodium sulfate are in 4.5 moles of sodium sulfate (142.04 g/mole)?

A:

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 in 7.63 grams of NH3?

A: Given: Mass of NH3=7.63 g The molar mass of NH3=17.031 g/mol The number of moles=?

Q: How many grams of O are in 805 g of Li2O?

A: The mass of Li2O is = 805 g The mass of oxygen is =?

Q: How many moles are in 75 g of Boron?

A: No.of moles = weight in gram / molar mass  No.of moles = 75 gram / 10.81 gram. mol-1 No.of moles =…

Q: How many moles are in 235 grams of H2SO4

A: Molar mass of H2SO4 = 98.08 g/mol So 1 moles of  H2SO4  = 98.08 g.

Q: How many moles of atoms are contained in 15.5 g of Br2 ?

A:

Q: How many moles are in 95.0 g of Al?

A: number of moles = mass/molar mass  molar mass of Aluminium = 26.98 g/mol

Q: How many grams of S are in 515 g of SO2?

A: The atomic mass which is denoted in grams indicates the gram atomic mass. The relationship between…

Q: What is the mass in grams of one mole of NH3?

A: Applying concept of mole n= w/M

Q: How many moles of K2SO4 are in 15.0 g of K2SO4?

A:

Q: How many moles are in 16 g of NaOH?

A: Given that : Mass of NaOH = 16 g Molar mass of NaOH is 40 g/mol We have to calculate the number of…

Q: How many carbon atoms are in 0.268 g of carbon?

A:

Q: How many moles are in 25.3 grams of NaCl?

A: Given :- mass of NaCl = 25.3 g  To calculate :- number of moles of NaCl

Q: How many grams of carbon are in 402.1 g of carbon tetrachloride?

A:

Q: How many grams are in 1.0 moles of C6H10S?

A: 1 mole of any substance consits of grams equal to its molar or molecular mass.

Q: How many moles of NaCl are in 87.1 grams of NaCl?

A: Answer :-  Moles of NaCl present in 87.1 grams of NaCl = 1.5 mol.

Q: How many moles are in 3 g of NaCl?

A: Given, 1.  Given mass of NaCl = 3 g Molar mass of NaCl = Molar mass of Na + Molar mass of Cl…

Q: What are the number of moles in 34 g of ammonia?

A:

Q: How many moles of gold (Au) are in 2.1 × 10−10 g of gold?

A: Formula for calculation of no.of moles: no.of moles =(given weight of the atom / Atomic weight of…

Q: How many moles of RbF are in 67.5 grams of RbF?

A: Number of moles = Mass/Molar mass

Q: How many moles are in 581 g of K2O?

A: 1 mole = 6.022×1023 [Avogadro number ] The mass of one mole of molecules of a substance is called…

Q: How many moles of NaCl are in 72.0 grams of NaCl?

A: According to mole concept,Mass of 1 mol of a substance = Molar mass of substanceMolar mass of NaCl =…

Q: How many grams of carbon are in 368.3 g of carbon tetrachloride? mass:

A: Mass of carbon tetrachloride = 368.3 g  Mass of carbon = ?

Q: How many moles of KBr are in 52.3 grams of KBr?

A:

Q: How many grams of copper are in 2.00 moles?

A: As we know 1 mole of copper contains 63.54 gram. In this question given 2 moles of copper

Q: How many molecules of HCl are present in 0.250 mol of HCl?

A: The number of molecules of HCl are present in 0.250 mol of HCl has to be calculated,

Q: How many grams are in 238 moles of arsenic?

A: Number of moles of a substance is the given mass divided by molar mass of the substance.

Q: How many atoms are in 127 g of calcium?

A: Avogadro's  number gives the number of atoms, molecules or ions in one mole of the substance and it…

Q: How many molecules are in 77.7 moles of NH₃?

A: Interpretation-  To determine the number of molecule in 77.7 mole of NH3 .   Concept-  To determine…