What is the mass of 1.89x10^23  atoms of chlorine?

Q: Calcium chloride is 36.11% calcium. How many grams of calcium are present in 2.55 x 103 g of calcium…

A: The mass percent of the calcium in calcium chloride is = 36.11 % The mass of calcium chloride is =…

Q: How many grams are in 7.59 x 1023 molecules of Fe2O3?

A: Given 7.59 ×1023 molecules of Fe2O3 . To find grams of Fe2O3 .

Q: How many milligrams in a gram? O 0.01 O 10* O 10,000 O 10 O 0.0001 O 0.1 103

A: How many mg in gram ?

Q: How many molecules of carbon dioxide, CO2, are in 4.77 x 10.2 g of the molecule? O1.26 x 1024…

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Q: a. What is the mass in grams of 1.75 × 1024 atoms of silicon? grams b. How many silicon atoms are…

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Q: Mass of 1L Substance 810 g 1100 g 1250 g 1040 g Alcohol Ethylene glycol (antifreeze) Glycerin…

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Q: The molecular formula for caffeine, one of the key compounds found in coffee and tea, is C8H10N4O2.…

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Q: What is the mass in grams of 4.91x10^23  atoms of selenium?  grams

A: Answer 1) :  Number of atoms = 4.91 × 1023 atoms Mass of selenium = ?

Q: The molecular formula of aspirin is C9H8O4. How many aspirin molecules are present in one…

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Q: Question attached

A: 1: Identify the given in the problem stated. The given in the problem are the following: Each cork…

Q: What is the mass in grams of 1.58x10^24 atoms of beryllium?  grams How many beryllium atoms are…

A: Given data- a) The number of Be atoms= 1.58x1024 To find - the mass of Be in grams b) The mass of Be…

Q: What is the mass (in grams) of 6.022*1023atoms of 12C

A: We know that, 1 mol = 6.022 × 1023atoms Thus, we have 1 mol of 12C

Q: Fingernail–polish remover is primarily acetone (C3H6O). How many acetone molecules are in a bottle…

A: Given: Volume of acetone, V = 325 mL = 325 cm3 Density of acetone, d = 0.788 g/cm3 Mass of acetone =…

Q: What is the weight of the grams of Na equivalent to the same number of atoms as those in 15 g of K?

A: Given: Mass of potassium= 15 g  The molar mass of potassium = 39.098 g/mol Moles of potassium=Mass ÷…

Q: A chemist adds 35.0 mL of a 7.43 x 10μM zinc oxalate (ZnC₂04) solution to a reaction flask.…

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Q: What is the mass in grams 1.46 x 10^24 of atoms of krypton? a. _____grams b.  How many krypton…

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Q: Calculate the mass (in grams) of 4.69 x 1024 carbon atoms.

A: Given : 4.69 × 1024 carbon atoms.  We know 6.022 × 1023 atoms = mass of one mole

Q: Please assist with number 3

A: We are authorized to answer three subparts at a time since you have not mentioned which part you are…

Q: SO2 has 8.50 × 10^24 molecules. What is its mass in grams?

A: Molar mass of any compound can be expressed in g mol-1 and atomic mass units. Every molecule has its…

Q: Calculate the number of grams of F in 5.13 grams of copper fluoride.

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Q: Drag conversion units onto the boxes in the equation to make conversions. Some boxes can be left…

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Q: What is the mass in grams of 7.80x10^15 molecules of CO?

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Q: Calculate the mass of 3.011 x 10^23 atoms of calcium.  Report your answer to two decimal places

A: First find no. of moles by dividing by Avogadro no. ( NA) then find mass.

Q: How many moles of S are in 23.8 g of C6H10S? Express the number of moles to three significant…

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Q: how many grams of Mn(CO3)2 are in 2.05x1023

A: Molecular mass of a substance which may be an element or a compound can be defined as the sum total…

Q: Calculate the mass in grams of carbon in a 1 carat diamond that contains 1.32x1022 atoms of carbon.

A: Given the number of C atoms present in the 1 carat diamond = 1.32*1022 atoms We have to convert the…

Q: What is the mass in grams of one molecule of PoSs amu-1.66x10 144 g 3.7 x102

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Q: 3) 0.706 g

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Q: grams are in 2.71 x1024 molecules of S8?

A: Given: To find the grams in 2.71×1024 molecules of S8

Q: 3. A 5-peso coin was placed on top of a watch glass and their mass was recorded as 45.68 g. The mass…

A: Initially, mass = 45.68 g Empty watch glass mass = 39.86 g

Q: Calculate the number of grams of F in 8.85 grams of copper(II) fluoride.

A: We know that, molar mass of copper(II) fluoride (CuF2) = 101.54 g/mol                     so, 1 mol…

Q: What is the mass in grams of 3.7 x 1019 particles of iron(III) carbonate?

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Q: A 5.70 g mixture contains both lithium fluoride, LiF, and potassium fluoride, KF. If the mixture…

A: First, let's analyze the given data in the question, Mass of mixture = 5.70 g Mass of fluorine in…

Q: What is the mass in grams of one atom of sodium?   None of the following   23.0 g    4.35 × 10—2…

A: Sodium metal, Na has a molar mass of 23 g. 1 mole of Na has atoms.

Q: what is the mass in grams of 1.49 x 10^17 chromium atoms?

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Q: hat is the mass of 4.50 x 1022 Cu atoms? Multiple Choice 747 x 102 g 4.75 g

A: Molar mass Cu is 63.546

Q: Calculate the mass in milligrams of 4.67 x 104 formula units of Bi(NO3)3 5H,0. Enter your answer in…

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Q: If you have 74.2% silicon dioxide in your 52.0g sample, what mass (in grams) of silicon dioxide do…

A: Given: Mass of the sample=52.0 g  Percentage of silicon dioxide in the sammple= 74.2 % Mass silicon…

Q: How many grams are in 2.85 x 10^23 molecules of CO2?

A: The question is based on mole concept. we have to calculate mass of carbon dioxide present in the…

Q: What is the mass, in grams, of each of the following? I.) 2.1×10−3 mol Sb Express your answer…

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Q: What is the mass in grams of 1.75 x 10^24 atoms of silicon? grams How many silicon atoms are there…

A: a) To determine the mass in grams of silicon which is present in 1.75×1024 As 6.022 ×1023 atoms are…

Q: How do i Complete the following calculation? Determine the number of grams of Carbon in 3.14 x 1032…

A: To get the number of gram calculate mole then with the help of mole calculate mass.

Q: How many grams F in 650.1 g Br2F6?

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Q: grams of F are in 255 g CaF2?

A: Given: 245 g CaF2  Calculation of amount of fluorine:

Q: How many atoms are there in each of the following substances? I.) 5.14 g P Express your answer…

A: molar mass of P   = 31 g/mol molar mass of Hg = 200.59 g/mol molar mass of Bi   = 200.98 g/mol molar…

Q: What is the volume (in mL) of isopropanol that contains 7.23 × 1022 molecules of isopropanol? The…

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Q: What is the mass in grams of 49.5 moles of NaCl?

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Q: How many carbon atoms are there in a 1.0-carat diamond? Diamonds are a form of pure carbon. ( 1…

A: Given:1 carat=0.20gWe know,Atomic mass of C=12.0107g/molalso, 1 mol of C=6.022×1023 atoms of C

Q: Percent by mass of hydrogen in ammonia, NH3, is 17.77 %.  Which of the following is the grams of…

A: Gram of hydrogen = percentage of hydrogen × mass of ammonia.

Q: Mass (in grams) of 1.00×10−2 molof CdS. Express the mass in grams to three significant digits.…

A: The mass in grams is calculated for CdS as shown,

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.