Calculate the number of moles of each elements/ compound contain. 1. 3.12x1020 molecules of NH3 2. 4.96x1027 atoms of helium 3. 6.12x1015 ions of Ca+2

Q: Convert 0.41 moles CO to number of molecules.

A: Given :- number of moles of CO = 0.41 mol  To calculate :- number of molecules of CO

Q: In the following How many total atoms of C How many total atoms of O How many total atoms of H 5 CO2…

A: In chemical reaction, stoichiometric coefficient depicts number of atoms of elements in a compound.…

Q: 3) Avogadro's number is most simply A) 6.02 x 1023 amu in 1 mole of a substance. B) 6.02 x 1023…

A: The number of units in 1 mole of a substance is known as Avogadro's number. And the value of…

Q: This is the chemical formula for nickel tetracarbonyl (a powerfully poisonous liquid used in nickel…

A: Given, Chemical formula of nickel tetracarbonyl complex is Ni(CO)4  Moles of nickel in nickel…

Q: Calculate the number of moles in 2,792.4 mg of Ca(NO3). Calculate the number of molecules. Calculate…

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Q: How many grams are in 8.96x1015 molecules of CO

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Q: Q2 Calculate the moles of magnesium in 1.25 grms of magnesium. Q2a.Use the mole of magnesium in…

A: Moles from the given mass can be determined by using the formula as; Moles=Given massMolecular mass…

Q: A compound is found to consist of 1.37g of iron and 2.62g of chlorine. What is the percent by mass…

A: Given that: mass of iron = 1.37 g mass of chlorine =  2.62 g  To find: the percent by mass of…

Q: How many molecules are in each sample? A. 2.8g H2O (Express your answer using two significant…

A: Given  (a)   Mass of H2O   = 2.8 gram         Number of molecule = ?  (b)  mass of N2 = 40.8 gram…

Q: 2-Calculate the number of atoms in each of the following masses:a.54.0 g of aluminum

A: Calculation of number of atoms.

Q: What is the number of moles in 432 g Ba(N03)2? A) 3.25 B) 0.605 C) 0.237 D) 1.65 E) 113,000

A: Answer 2: Introduction: mole: As per the international system of unit (SI) , mole is the unit of…

Q: How many atoms of Cu are present in 35.4 g of Cu?

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Q: Calculate the following: The number of molecules in 2 moles of AgCl The number of molecules in 2…

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Q: How many moles of H3PO4 can be made from 1.39 X 1027 molecules of P4O10? 12 HCIO4 + P4010 4 H3 PO4 +…

A: When two reactive compounds are mixed, then they react according to the stoichiometry of the…

Q: B. Calculate the number of moles for each given. 1.) 2.45 x 1023 atoms of Lithium (Li) 2.) 8.30 x…

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Q: How many moles are equal to 4.5 x 1023 molecules of carbon monoxide? (Round to two decimal places).

A: No of CO molecules = 4.5 × 1023 molecules No fo moles = to be determined

Q: Convert 1.23×1024 atoms of carbon to moles of carbon.

A: Avagadro number gives us the number of atoms or molecules present in one mole of a substance. It has…

Q: The number of moles  of 3.06 X 10–3 g of C2H5NO2 is 0.0408 moles.

A: In international system of units, Mole is considered as a unit which helps to calculate the amount…

Q: 5. Determine the number of moles of the compound and determine the number of moles of each type of…

A: Applying concept of mole calculation.

Q: 6.022 x 1023 molecules are present in 1 mole of a substance. TRUE FALSE Check it skip

A: Molecule - molecule is a smallest particle made up of two or more atoms which are held by chemical…

Q: How many moles of pentane (C 5H 12) are contained in the following number of molecules? a. 5.00 × 10…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Which of the following has the highest number of molecules? O 1.0 g of F2 O 1.0 g O2 1.0 g of Cl2 O…

A: We are given that each of compound is 1.0 g, we need to find the compound with maximum number of…

Q: Calculate the percent composition by mass of each element in Al(OH)3.Al(OH)3. Use at least three…

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Q: 10. Calculate the number of moles represented by each of these: a) 127.08 g Cu b) 20.0 g calcium c)…

A: e) Given : Mass of americium = 5.0 mg

Q: Which of the following has the highest number of molecules? 1.0g F2 1.0g O2 1.0g Cl2 1.0g H2

A: One mole of a substance is equal to the mass of carbon-12 which contains 6.023 × 10²³…

Q: Determine the number of moles of the compound and determine the number of moles of each type of atom…

A: a) Since molar mass of KBr = 119 g/mol Hence moles of KBr = mass / molar mass = 2.12 / 119 = 0.0178…

Q: Calculate the number of water molecules in 35.7 g of wate

A: A mole is defined as amount of substance. One mole of a compound contains 6.022 × 10 23 number of…

Q: How many moles are in 6.02 x 10^23 atoms of CO2?

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Q: How many molecules of NO are in a 22.5 g sample of the compound?

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Q: A balanced chemical equation contains the term "2Ba(OH)2⋅8H2O." How many atoms of each element does…

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Q: 1.75 x 1023 atoms Pb converted to grams

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Q: Calculate the number of atoms in 0.015 moles of Cu   calculate the number of grams of AlCl3 in…

A: 1 mole of substance=6.022×1023 atomsmoles of substance=amount of substance in gmolecular weight of…

Q: How many bananas are in 0.10 moles of bananas? 3.0 x 1023 3.0x 10 21 6.0 x 1022 6.0x 1024

A: Given,  Moles of bananas = 0.10 moles To find, molecules of bananas??

Q: How many atoms of Hydrogen are in 1.96 moles of Hydrogen?

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Q: This is the chemical formula for talc (the main ingredient in talcum powder): Mg3Si2O52OH2 An…

A: Given data: Number of moles of silicon = 13  Chemical formula of talc = Mg3(Si2O5)2(OH)2

Q: How many bananas are in 0.10 moles of bananas? O 6.0 x 1022 O 3.0 x 1023 O 3.0 x 10-21 O 6.0 x 1024

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Q: The number of molecules in 0.556g of PF6 is

A: We have given that Mass of PF6 = 0.556g Molar mass of PF6 = 144.9642 g/mole No. of mole of PF6 =…

Q: What conversion factor would you use to convert 72.9 g Cl to moles of Cl?

A: given, the mass of Cl = 72.9 g the molar mass of Cl = 35.5 g.mole-1

Q: The number of hydrogen atoms in 0.500g of glucose (C6H12O6) is a. 12 b. 1.67x1021 c. 2.78x10-3 d.…

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Q: 1. Vitamin C has the formula C,H¸Og. Calculate the number of vitamin C molecules present in a 0.250…

A: The molecular formula of the vitamin C is = C6H8O6 The mass of vitamin C is = 0.250 g The number of…

Q: 13. What is the total number of atoms in each sample? b. 2.783 mol of methanol (CH3OH) d. 1.002 mol…

A: Hello, since your question has multiple parts, we will solve the first question for you. If you want…

Q: Determine the number of molecules present in 0.31 g of CH

A: The number of molecules, atoms, or compounds present per mole of a substance is Avogadro's number.

Q: Determine the number of moles of compound and the number of moles of each type of atom in each of…

A: Only two sub questions can be answered so please do repost for the rest.

Q: Aluminum has a density of 2.70 g/cm^3. How many moles of aluminum are in a 13.2 cm^3 block of the…

A: Given,  Density of Aluminium = 2.70 g/cm3  Volume = 13.2 cm3

Q: Mol-atom (compounds) One mole of an element is equal to 022 Y 10³S particles is the number of atoms…

A: In the given questions we have to do moles and no. Of atoms/molecules interconversion.

Q: 1. How many MOLECULES of sulfur trioxide are present in 4.25 moles of this compound ? molecules. 2.…

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

Q: a. How many moles are in 8.5x1022 atoms Xe? b. How many moles are in 7.4×10 atoms Cu? c. How many…

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Q: How many atoms of C are present in 22.3 g of C?

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Q: how many molecules are in the sample 2.0 g H2O? Express your answer using two significant figures.

A: Number of moles of water can be calculated as follows: No. of moles = MassMolar massNo. of moles =…