Macmillan Learning How many grams are in 0.0964 mol of lithium? mass: How many grams are in 0.250 mol of cadmium? mass: How many grams are in 0.690 mol of sulfur? mass: Attempt 3 g

Q: [References) Fungal laccase, a blue protein found in wood-rotting fungi, is 0.395% Cu by mass. If a…

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Q: 10) How many atoms of hydrogen are there in 58.1 grams of C,H,? (Molar mass of C,H, = 44.10…

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Q: How many moles of Na are present in 3.2 x 10^25 atoms of Na? **Please show work

A: Given- Atoms of sodium= 3.2×10^25 1 mole=6.023×10^23 atoms

Q: How many atoms are present in 327 g of magnesium cyanide?

A: A mole is defined as 6.02214076 × 1023 of some chemical unit, be it atoms,molecules ,ions or others.…

Q: les of an element. What amount of gallium, in moles, does 8.34 g Ga represent? moles

A: Given , Weight of Ga = 8.34 g  We need to find moles of Ga  We know that molecular weight of Ga is…

Q: How many moles of phosphorus atoms do you have if you have 4.00 x 1022 atoms of phosphorus. (The…

A: Please find the attached images for the answer

Q: 21. How many total atoms are present in 1.60 mol of sulfur dioxide? A) 9.63 X 1023 B) 1.54 X 1023 C)…

A: Since, Moles is the ratio of mass to the molar mass of that atom or molecules. Also, Number of atoms…

Q: 1. How many MOLES of xenon trioxide are present in 1.67 grams of this compound? 2. How many GRAMS of…

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

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Q: Which one of the following statements about the compound C3H4 is CORRECT? Oa. Five molecules of C3H4…

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Q: How many moles of NaC03 are there in 47 g of Na2CO3?(show work)

A: Given that : Mass of Na2CO3 = 47 g The molar mass of Na2CO3 is 106 g/mol. We have to calculate the…

Q: Styrene's empirical formula is CH. What mass of styrene contains 2.94 x 1021 atoms of hydrogen? The…

A: We will calculate mass of styrene

Q: What is the mass in grams of 2.583 mol of U?

A: Given the number of moles of uranium we are asked to determine the mass in grams.

Q: If you are given 7.61 moles of LiF, how many grams do you have of this imaginary compound? O 211 g O…

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Q: How many atoms are in 25.6 g tin? O 3.01 x 1023 atoms O 3.01x 1024 atoms O 6.02 x 1024 atoms O 1.30…

A: Given data:  Mass of tin = 25.6 g Standard data:  The molar mass of tin = 118.71 g/mol

Q: What mass of SBF3 (179 g-mol-1) is needed to produce 1.00 g of Freon-12, CCl,F2 (molar mass = 121…

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Q: ne ave 30.79 ncorrect

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

Q: how many hydrogen atoms are there in 3.5 moles C2H6?

A: Given,moles of C2 = 3.5 mol

Q: How many grams of Ca are there in a sample of Ca that contains 5.67x1023 atoms? Submit Answer Retry…

A: Atoms of Ca = 5.671023 atomsAtomic mass of Ca = 40.08 g/mol

Q: How many moles of iron in a sample that contains 7.91 x 1023 atoms of iron? a 47.6 mol Fe b 7.91 mol…

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Q: A newly discovered element named moroccoium has the symbol Mc. Moroccoium has an atomic mass of 30.0…

A: A newly discovered element, Moroccoium has the symbol Mc.  Number of moles of the solute is…

Q: What is the mass of 2.21 mol of C₂H₁0? mass: 58.12 Incorrect g

A: moles of C4H10 = 2.21 molmass of C4H10 = ?Note:molar mass of C4H10 = 58.12 g/mol

Q: = O CHEMICAL REACTIONS Finding a molecular formula from molar mass and elemental... 1 Compound X has…

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Q: What is the mass , in grams, of 6.62 moles of Ca(NO3)2?

A: Molar mass of Ca(NO3)2 = 40 x 1 + 14 x 2 + 16 x 6 = 40 + 28 + 96 = 164 g/mol Moles of Ca(NO3)2  =…

Q: Which has more atoms: 3 moles of Magnesium or 3 moles of Calcium?

A: It is used to count particles.1 mole = Avogadro's number. (NA). The number of atoms/ molecules…

Q: In lab you measure out 22.21 grams of C6H12O6 for an experiment. How many mol is this? Give your…

A: Molar mass of C6H12O6 = 180.16g/mol  no. of moles (n) = Mass÷molar mass

Q: Find the total number of atoms in a sample of cocaine hydrochloride, C17H22 CINO4, of mass 24.5 mg ?…

A: Initially molar mass of cocaine hydrogenchloride is calculated Atomicity of the compound is…

Q: How many grams of KBrO4 are present in 0.5435 mol of KBrO4? Show work.

A: The question is based on mole concept of an atom. we have been given mass and have to calculate mass…

Q: Many grams of sodium contain the same number of atoms as 10.9 g of potassium? (Dimensional analysis)

A: Given that,  Weight of potassium = 10.9 g Moles of potassium in 10.9 g = 10.9 g/39.0983 g/mol =…

Q: Calculate the mass of 7.81 × 1022 atoms of magnesium. Option: you may use the Chemistry Equation…

A: Given,number of atoms of magnesium = 7.81 x 1022 atoms.

Q: What is the average mass of a single phosphorus atom in grams? mass: TOOLS x10

A: The atomic weight of Phosphorus atom (P) = 30.974 g/mol  1 mol means 6.022 × 1023 atoms  ? mol means…

Q: [Review Topics] Use the References to access Important values If needed for this question, How many…

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Q: AR a - 4CDU-AD, 4CBa How many grams of AD, IsMW-285.72 g/mol would be made from the reaction of…

A: The balanced equation given is  AB4 (aq) + 4 CD (aq) → AD4 (aq) + 4 CB (aq) Number of molecules of…

Q: CHO, -122.12 g/mol 2C H O, + 15O, 150, + 14CO, + 6H,O If 256 g of C,H O, are added, how many grams…

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Q: 15 How many atoms of Aluminum are in 6.95 moles of Aluminum?

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Q: What is the mass in grams of a single atom of W? Round answer to 4 significant figures

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Q: How many atoms of zirconium are in 0.3521 mol of ZrSiO?

A: We know 1mole= 6.022x1023 In 1 mole of ZrSiO4 there is one mole Zr. it is evident from the formula…

Q: I Review I Constants I Periodic Table Calculate each of the following quantities in 0.200 mol of Cg…

A: Since in 1 molecule of C6H14O we have 14 atoms of H Hence number of atoms of H = 14 X number of…

Q: QUESTION 6 How many atoms are in 135.91 grams of oxygen?

A: I solved answer consider O not O2 because in question oxygen gas is not mentioned. If you want to…

Q: How many grams of He are there in a sample of He that contains 8.76x1023 atoms? grams

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Q: How many molecules are in 0.25 moles of CH4? How many total atoms are in 1.0 moles of H2O?

A: Avogadro's number and the mole is related to each other as - 1 mole = 6.022 x 1023 atoms or…

Q: If an average carbon atom weighs 12.01 amu, how many carbon atoms are contained in 6.36 x 10¹3 amu…

A: We have been asked to calculate number of carbon atoms in 6.36 × 1013 amu of carbon and mass of…

Q: 3. Which sample contains the same number of atoms as 1 gram of He? 6 g of C 7 g of Si 9 g of F 8 g…

A: Mass of He = 1g Molar mass of  He= 4 g mol-1   Mass of C = 6 g Molar mass of  C= 12 g mol-1   Mass…

Q: vo unknown elements A and Z combine to produce two ferent compounds: A,Zz and AZ. If 0.15 mol A,Z,…

A: Mass of 0.15 mol A2Z3 = 15.90 g Mass of 0.15 mol AZ2 = 9.30 g

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.