1. How many atoms are in 4.37 mol of carbon-12? 2. How many grams does this much carbon-12 weigh?

Q: How many sulfur atoms are there in 3.8 mol of sulfur?

A: 1 mole of any substance consists of 6.022 x 1023 atoms of that substance.Similarly, 1 mole of sulfur…

Q: Mass of product…

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Q: How many moles are in 38.9 of Al? Atomic Weight of Al= 26.98

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Q: How many moles of SO2 contain 8.02 × 10^21 atoms of oxygen?

A: 1 mole of a substance contains Avogadro's number of atoms. (6.022×1023 atoms ).

Q: 5 How many moles of O atoms are there in 1 mole of magnesium sulfate heptahydrate? А. 7 В. 11 С. 4…

A: Given; 1 mole of magnesium sulfate heptahydrate  Number of moles of oxygen atoms = ? Note: Chemical…

Q: Identify the number of atoms of silver that are in 0.2124 moles of silver

A: Given - - > Number of mol of silver = 0.2124 mol   We known that, 1 mol of atoms = 6.022 x 1023…

Q: 5.5×10^24

A: Please find the file attached for explanation

Q: How many moles of Ba are there in a sample of Ba that contains 2.20×1024 atoms? moles

A: Answer:- this question is answered by using the simple concept of calculation of number of moles…

Q: How many moles are in 11.9 grams of argon (Ar)?

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Q: How many Mn atoms are there in 2.63 moles of Mn?

A: 1 mol consists of 6.022×1023 atoms

Q: How many silver atoms are contained in 1.75 moles of silver?

A: 1 mole of a substance is equal to the Avogadro number of atoms.  1 mole =6.022 x 1023 atoms.

Q: Determine the mass, in grams, of 0.290 moles of I (1 mol of I has a mass of 126.90 g).

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Q: How many copper atoms do you have in 2.50 moles of copper atoms

A: Moles of copper = 2.50 mol 1 mol of copper contains 6.02×1023 copper atoms Hence 2.50 mol Cu has…

Q: How many grams of Sc are there in a sample of Sc that contains 4.91×1023 atoms?

A: The atomic weight of scandium is 45 gram per mole. The number of atoms present in one mole of any…

Q: 7. How many particles are present in 0.24 moles of carbon? 5.8 · 1023 particles 2.5 · 1024 particles

A: Mole is the unit of measurement of substances which may be atoms, molecules, ions, or electrons.

Q: A gallon of water has a mass of 3.79 kg. How many moles of water (18.02 g/mol) is this?

A: Given : Mass of water = 3.79 Kg  And molar mass of water = 18.02 g/mol

Q: How many grams of gold (Au; atomic mass = 197.0 g/mol) contains 2.5 x 1020 gold atoms?

A: Number of moles = mass/molar mass  Mass = moles × molar mass  Molar mass of Au = 197.0 g/mol

Q: How many atoms are there in 2 moles of Calcium

A: Number of moles of calcium = 2 moles  Number of atoms of calcium = ?

Q: How many moles of Sn are there in a sample of Sn that contains 2.38x10^24 atoms

A: Number of moles = Given no. of atoms/NA NA = Avogadro's number = 6.022 x 1023 Number of Sn atoms  =…

Q: How number of F atoms in 2.62 moles of F2?

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Q: How many atoms of carbon are combined with 6.89 moles of hydrogen atoms in a sample of the compound…

A: In ethane C2H6 , 2 moles of carbon are combined with 6 moles of hydrogen.

Q: Calculate the mass of each element.a. 5.22 mol of He              c. 2.22 mol of Tib. 0.0455 mol of…

A: The number of moles can be calculated using the mass of a substance as its mass divided by the molar…

Q: 1. How many grams of Ca are in 0.25 mol of Ca?

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

Q: If 2.06 mL of seawater contains about 6.91×10-14 moles of gold, how many atoms of gold are in that…

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Q: 1. How many moles of Sc are there in a sample that contains 14.6 grams of scandium? moles 2. How…

A: The moles and mass of the element are related to each other by the formula given below as;…

Q: what is the mass of 0.35 mol of K2S ?

A:

Q: 4. How many atoms of Iodine are contain ed in a sample of Iodine that has a mass of 1.247 x 105 amu?

A: Introduction: An atomic mass unit is a unit used to express the relative maases of atoms.One atomic…

Q: How many atoms are in 4.37 mol of carbon-12? How many grams does this much carbon-12 weigh?

A:

Q: There are 1.5 x 1022 atoms in A. 0.025 mol of gold B. 4.0 g of helium C. 2.5 x 1044 moles of copper…

A: Number of atoms = moles of element X Avogadro's number  where Avogadro's number = 6.022 X 1023

Q: How many atoms are there in one mole of CH OH? A.6 atoms B. 6.0 x 10 atons C. 12.0 x 10 atoms D.3.6…

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

Q: How many grams are in 2.00 moles of Be? Atomic weight of Be=9.01

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Q: What is the atomic weight of the element chlorine?

A: Average atomic weight of chlorine element is 35.5 amu. Chlorine atom has two isotopes Cl35 and Cl37…

Q: 5) 25 grams of PbSO4 is equivalent to how many moles? a) 0.0824 b) 1.21 c) 1.56 d) 1.98

A: Given data: Grams of PbSO4= 25 g. To find: The number of moles of PbSO4.

Q: What is the mass of 9.455* 10^-3 mol of P4?

A: Given- Mole of P4 = 9.455 x 10-3 mole To find- Mass of P4

Q: How many atoms of Pt are present in 2.53 moles of Pt?

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Q: Determine the mass, in grams, of 0.130 moles of I (1 mol of I has a mass of 126.90 g).

A: A mole is thus the mass of a compound in grams that equals the masses of the elements that is…

Q: What is the mass of 0.900 mol of BCl3?

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Q: d. 5.90 mol of Ca to atoms of Ca

A: From mole number or avagadro number we can calculate number of atoms of "Ca".

Q: 1. What is the mass of 4.16 mol of Cu?

A: Mass of Cu = ?  Moles of Cu = 4.16 moles

Q: Common brass is a copper and zinc alloy containing 37.0% zinc by mass and having a density of 8.48…

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Q: An ambitious student decides to count potassium atoms. He counts 2.01 * 10 to the 23rd power atoms…

A: Using the concept of avogadro number , and no. Of moles we can solve this problem.

Q: What is the mass of  2.55 moles of water?

A: Given, Moles of water = 2.55 moles Molar mass of water = 18 g/mol

Q: How many moles of silver atoms do you have if you have 7.78 × 10²¹ atoms of silver. (The mass of one…

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Q: How many Ba atoms are there in 3.39 moles of Ba? atoms

A: The given data is as follows: The moles of Ba = 3.39 moles The number of Ba atoms = ?

Q: What is the mass of 2.561 mol of gold?

A: A pinch of salt contains as many particle of NaCl that cannot be counted as such. The unit Mole (…

Q: How many atoms of carbon are th

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Q: How many atoms of strontium are in 3.33x10-6 moles

A: According to the mole concept, there is 6.022×1023 number of atoms in 1 mole of an element. In this…

Q: 49.4 g of Cr represents how many atoms?

A: Number of atoms = moles of Atoms X Avogadro's number where Avogadro's number = 6.022 X 1023  And…

Q: how many flouine atoms are in1.000 mol of SF4 (molar mass=108.06 g/mol)?

A: The number of atoms in one mol substance is known as Avogadro's number and that is equal to 6.02 ×…

Q: 1. Calculate the number of moles AND the mass in grams of a sample of Neon containing 2.790 X 1025…

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