How many bromine atoms are contained in 8.94 moles of bromine molecules?

Q: how many moles of propylene are in 2.5 g of the substance?

A: Given:given mass of propylene =2.5gwe know thatThe Molecular Formula of Propylene = C3H6 So,…

Q: How many Mg2+ ions are present in 0.500 g of magnesium phosphate?

A: Magnesium phosphate = Mg3(PO4)2 Molar mass(MM) = 262  g Mass of Mg3(PO4)2 = 0.500 g Moles of…

Q: How many Cu atoms are present in 0.5 moles of copper?

A: Avogadro concept: According to the Avogadro concept, the number of atoms present in one mole is…

Q: Consider a sample of carbon tetrafluoride that contains 1.01 × 10²⁴ atoms of fluorine. What quantity…

A:

Q: What is the total number of atoms contained in 2.00 moles of zinc?

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

Q: A compound of molar mass 229 g/mol contains only carbon, hydrogen, iodine, and sulfur. The analysis…

A: The ratio of the mass of carbon to hydrogen = 6:1 The ratio of moles of carbon and hydrogen =

Q: How many particles of a chemical substance are equivalent to one mole, also known as Avogadro's…

A: Mole is one of the fundamental unit. Amount of substance is measured in mole.

Q: How many hydrogen atoms are there in two moles of methane molecules?

A: Since methane molecule is CH4 hence in each molecule of methane we have 4 atoms of hydrogen  So…

Q: How many moles of O are present in 7.89 g of acetic acid?

A: In  1 mole of acetic acid there are  2 moles of oxygen,              CH3COOH = 12 + 3*1 + 12+ 2*16+…

Q: Calculate the number of oxygen atoms in 24 g of carbon dioxide

A: Molecular weight of CO2 = 12+(16*2) = 44g/mol Molecular weight of oxygen = 16g/mol  Molecular weight…

Q: How many atoms are present in 7.50 mol of chlorine atoms?

A: ⊙1 mole=6.023×1023 molecules/atoms/ions.⊙Mass of chlorine atom =35.5g

Q: How many O atoms are present in sodium perchlorate?

A: No. of oxygen atoms present in sodium perchlorate = ?

Q: How many moles of sodium carbonate contain 1.773 × 1017 carbon atoms?

A:

Q: How many moles are equal to 2.4x1024 atoms of Cu?

A: Given data: Number of atoms of Cu = 2.4×1024 atoms Avogadro's number = 6.022×1023 atoms

Q: How many sodium atoms are present in 17.06g of NaCl?

A: Given : Mass of NaCl = 17.06 g Molar mass of NaCl = Atomic mass of Na + Atomic mass of Cl  =>…

Q: The number of moles in 10.0 grams of CO2 is

A: Number of moles  = Given weight (g)/ Molar mass (g/mol)

Q: How many moles of barium are contained in 112.6 g of barium?

A:

Q: How many moles of MgSiO3 are in 231 g of the compound?

A: Generally the mass is converted into moles by using following expression.

Q: How many grams of carbon dioxide contain 3.79 × 10 23 molecules carbon dioxide?

A: USING THE MOLE CONCEPT. Molar mass of co is 28g

Q: Calculate the number of moles of He atoms present 5.85 g of He?

A:

Q: How many nitrogen atoms are present in 18.05g of ammonium nitrate?

A:

Q: How many moles of CO₂ are in 108.0 grams of CO₂?

A: Answer: To solve this question we have to use the relation between number of moles of CO2, its given…

Q: How many moles of Carbon Dioxide molecules are in a 19.1g sample?

A: Mole is a compound define the quantity of any substance. It is good term to represent quantity of…

Q: How many atoms are in 46 g of bromine?

A: Given : Mass of bromine = 46 g Molar mass of bromine i.e Br2 = Atomic mass of Br X 2 = 79.9 X 2 =…

Q: Calculate the number of molecules in 47 g of nitrogen dioxide.

A: To calculate the number of molecules of the nitrogen dioxide, first calculate the number of moles of…

Q: How many moles of ions are created from moles of CaCl2

A: when CaCl2 dissociate it gives one Ca+2 and 2Cl- ions. So that One mole of calcium chloride gives…

Q: How many moles of potassium cyanide, KCN, are present in a sample containing 67.1 grams of the…

A: Given, Mass of potassium cyanide (KCN) = 67.1 g Moles of potassium cyanide (KCN) = ? Note:  Molar…

Q: How many carbon atoms are there in one-half moles of methane molecules?

A: methane = CH4  Since in each molecule of methane we have 1 carbon atoms Hence the number of carbon…

Q: How many moles of aspirin contain 8.62 × 10 25 molecules?

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

Q: How many grams of C are present in 4.84 grams of carbon dioxide ?

A: We have to find grams of C are present in 4.84 grams of carbon dioxide

Q: How many molecules of sulfur hexachloride are in a 4.24 g sample of sulfur hexachloride?

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

Q: How many chlorine molecules are contained in a 151.34 g sample of chlorine?

A: To know the number of molecules, first we have to know the number of moles. Moles = Given mass /…

Q: A sample of carbon tetrachloride has a mass of 51.6 grams how many moles are contained in the sample

A: Number of moles of a substance can be determined using its mass and molar mass using the equation…

Q: How many moles of iron are contained in 1.75 kg of iron?

A: Given :- mass of Fe = 1.75 kg  To calculate :- number of moles of Fe

Q: How many moles of O are present in 12 g of CO?

A: Given information is as follows:         The mass of CO given = 12 g The moles of O present in CO =…

Q: How many phosphorus atoms are present in 2.35 mol of potassium phosphate?

A:

Q: How many grams of carbon are present in 0.75 mole of aluminum carbonate

A:

Q: What is the mass in grams of 645 iodine molecules?

A:

Q: What is the amount of H present in the original sample, in moles?

A: We have moles of H2O in the compound = 0.00610   (= Given mass of water (0.110 g) divided by the…

Q: How many atoms are present in a 0.300-mole sample of gold?

A: The number of molecules from the number of moles of a compound can be determined by Avogadro's…

Q: If a sample of barium hydroxide has a mass of 5.190 g, determine the number of moles of the compound…

A: Given,  Mass of Ba(OH)2 = 5.190 g a). Determine the number of moles of sample = ? b). Determine the…

Q: How many molecules of CO2 are present in 0.6642 moles of CO2?

A: Generally, 1 mole has 6.022 x 1023 molecules with it.

Q: Calculate the number of moles of He atoms present in 6.33 g of He.

A: Weight of He = 6.33 gm

Q: How many moles of iron atoms are contained in 5.01 g of iron?

A: The Answer to the following Question is given as:

Q: How many moles of calcium chloride are present in 120. g of calcium chloride?

A:

Q: How many Cu atoms are present in 3.87 mol Cu?

A: Welcome to bartleby !  Introduction : We have to calculate number of atoms of copper.

Q: How many hydrogen atoms are in a 12.2g sample of ammonia (NH3)?

A: Given   Mass of NH3 = 12.2 gram  Number of hydrogen atom = ?

Q: How many atoms of hydrogen are in (7.5x10^-2) moles of hydrogen (H)?

A: The number of moles of hydrogen (H) = 7.5×10–2 mol

Q: How many grams of sugar C12H22011 that consists of 1.25 x 1024 atoms of carbons? Molar mass of…

A: Number of atom of carbon = 1.25 × 1024 atoms Number of atoms of carbon = number of moles × Avogadro…