Q: Determine the formula weight of Al2(SO4)3. Provide an answer to two decimal places.
A: The compound given is Al2(SO4)3. In each molecule of Al2(SO4)3 we have, 1) 2 atoms of Al 2) 3 atoms…
Q: Part B How many grams are in 0.290 mole of Cl2 ? Express your answer to three significant figures.
A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…
Q: For every 1 mole of CO, there are g of CO, (rounded to 2 decimal places) Blank 1:
A: It is given that: moles of CO2 = 1 mol It is known that: where n: moles of CO2 (1 mol) m: mass of…
Q: Ising your khowledge of mole calculations and unit conversions, determine how many atoms there are…
A: Given: The volume of petrol, (V) = 1 L = 1000 mL The density of petrol, (d) = 0.85 g/mL The…
Q: The molar mass of a compound was determined to be 23.99 g/mol. If the sample contains 3.2 mol, then…
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Q: In the air we breathe at 74.0 ∘F∘F and 1.09 atmatm pressure, how many molecules does a typical cubic…
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Q: A sample of oxygen contains 7.1 x 1020 atoms. How many moles are in this sample? Your answer should…
A: One mole of a substance contains 6.022×1023 particles(atoms/ions/molecules).In this problem,we've to…
Q: Be sure to answer all parts Hew many moles of cobalt (Ce) stoms are there la 2.00 x 10 (200 hillion)…
A: Given, Number of Co atom = 2.00×10^9 Avogadro's no. = NA= 6.023×10^23
Q: This is the chemical formula for acetic acid (the chemical that gives the sharp taste to vinegar):…
A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements…
Q: This is the chemical formula for acetic acid (the chemical that gives the sharp taste to vinegar):…
A: Given: The formula for acetic acid = CH3CO2H.
Q: The density of water is 1.00 g/mL at 4 degrees Celsius. How many water molecules are present in…
A: First of all calculate the mass of water by using given volume and density of water. Then calculate…
Q: Calculate the number of nitrogen atoms in a 110.0 g sample of dinitrogen tetroxide (N,O,). Be sure…
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Q: grams of I?
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Q: If I gave you 9 moles of pennies (6.02 × 1023) but with the condition that you had to spend them at…
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Q: How many moles of NaOH are in 8.2x10^27 formula units of NaOH? Round your answer to the 1 decimal…
A: To calculate the number of moles of NaOH are in 8.2x10^27 formula units of NaOH.
Q: This is the chemical formula for acetic acid (the chemical that gives the sharp taste to vinegar):…
A: The chemical formula for acetic acid is CH₃COOH. In each mole of acetic acid, there are;2 Moles of…
Q: How many grams of zinc will contain the same number of atoms as 24.6 g of copper? Express your…
A: Given weight = 24.6 g of copper
Q: What is the empirical formula for C10H2005 ?
A: Empirical formula of a compound = Formula of a compound written with the smallest integer subscript.…
Q: How many grams of SS are in 625 g 625 g of SO2SO2?
A: Welcome to bartleby !
Q: The Jensity of water at 25°C is 1.00 grmL. what is the mass in groms of IS.3Loł waten? IS
A: mass is product of volume and density.
Q: This is the chemical formula for talc (the main ingredient in talcum powder): Mg;(Si,Og),(OH), An…
A: The molecule of Mg3(Si2O5)2 (OH)2 contain 3mol of Mg and 12 mol of O
Q: Calculate the percent mass to 2 decimal places of each element in benzene C6H6. %C= %H=
A: Given that, compound= C6H6 molar mass= 78 g mol-1 then calculate, %C & %H = ?
Q: If the mass sample of water was 5.39g and the molar mass of water is 18.02 g/mol, what is the amount…
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Q: 1. -X- # 0.435 moles N, ::
A: For gaseous sample, At STP, molar volume can be used to convert from volume to moles and from…
Q: The chemical formula for diethyl amine is: (CH;CH,),N H 2 Calculate the molar mass of diethyl amine.…
A: Mass of one mole of substance is known as molar mass of substance. It may be calculated by adding…
Q: How many GL are there in 4.82 x 1010 fl oz?
A: Hi, we are supposed to answer one question. To get the remaining questions solved please mention the…
Q: 85 mL of 7 M C21H23NO5 contains how many moles of carbon? Your answer should have two decimal…
A: Given: Concentration of C21H23NO5 = 7 M Volume of solution = 85 mL = 0.085 L…
Q: The chemical formula for diethyl ether is: (CH,CH,),0 Calculate the molar mass of diethyl ether.…
A: Molecular mass is defined as sum of molar masses of atoms present in that molecule.
Q: 2. Hydrogen cyanide, HC What mass of NaCN, sodi 799 mm Hg ?
A: PV=nRT is known as ideal gas equation using this equation we can calculate the number of mole HCN as…
Q: This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE):…
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Q: How many molecules are there in 47.5 g of PF3? You will need to divide your answer by 1.0x10^23.
A: Number of moles of a substance is equal to the mass of substance divided by its molar mass.…
Q: How many moles of NaOH are in 2.2x1024 formula units of NaOH? Round your answer to 1 decimal place.
A: Amount of substance is one of the seven basic physical quantities. Its unit is mol. For an element,…
Q: Find the percentage by mass of Cl in CaCl2 if it is 36.1% Ca by mass. (Round your answer to one…
A: (1) The percentage by mass of Cl is 63.8% in CaCl2 if it is 36.1% Ca by mass. (2) the…
Q: What is the mass of 136 molecules of HCL ?
A: We have to find the mass of 136 molecules of HCl. Molar Mass of HCl = 36.5 g mol-1
Q: If the density benzene C6H6 is 0.879g/mL, how much many moles are present in 17.9 mL of benzene?
A: Given, Density of benzene = 0.879 g/mL Volume = 17.9 mL Molar mass of benzene is 78.11 g/mol Now,…
Q: how, many grams of phosphorous are contained in 3.07 x 1027 atoms of phosphorous? Enter your answer…
A: The concept of mole is a conducive way to express the amount of particles. This is a measurement…
Q: Rearrange these terms to solve for mass (m).
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Q: Q 7) If the mass of barium sulfate is 0.372 g, find the number of the moles.
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Q: Find the percentage by mass of F in LiF if it is 26.8% Li by mass. (Round your answer to one decimal…
A: Mass percent is given by : Mass percent = (total mass of substance /total mass of the molecule) ×100…
Q: Use the References to access important values if needed for this question. Calculate the number of…
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Q: The chemical formula for diethyl amine is: (CH; CH,),NH Calculate the molar mass of diethyl amine.…
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Q: barrels of toluene are being stored on the moon for use in onsite manufacturing. If each barrel…
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Q: This is the chemical formula for taic (the main ingredient in talcum powder): Mg,(Si,0,), (OH), An…
A: Chemical Formula of talc = Mg3(Si2O5)2(OH)2 Number of oxygen atom in one molecule of talc = 5×2 + 2…
Q: Commercial aqueous nitric acid has a density of 1.42 g/mLand is 16 M. Calculate the percent HNO3 by…
A: Given, the density of a solution, d = 1.42 g/mL The molarity of a solution = 16 mol/L Now calculate…
Q: The molar mass (to two decimal places) for Fe2(CO3)3 is
A: Answer: Each mole of Fe2(CO3)3 contains 2 moles of Fe atoms, 3 moles of Carbon atoms and 9 moles of…
Q: What is the percent by weight (w/w%) of sugar in soda? Assume the average mass of sugar in soda is…
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- 2.The only empirical formula is: Group of answer choices A, C6H14 b, C2H4 c, C8H16 d, 1. C7H19empirical forum of a compound of carbon hydrogen and oxygen that contains 51.56 percent carbon and 14.09 hydrogen of mass?Atoms in Aluminum Foil Problem: How many atoms of Aluminum (Al) are in a piece of aluminum foil? Hypothesis: I predict there will be_________ atoms of aluminum in a ___cm" x ____cm" piece of aluminum foil : Brainstorming space: (what you need to know/figure out in order to give a good hypothesis). Procedure: (please write a list of steps that you will follow to figure out the answer). Conclusion: I measured _________g of Al( ) . Therefore, I used ___________ mol of Al t. That also means I used ________________________ particles of Al.
- How many moles of sulfur atoms are there in a sample that consists of 1.79e+20 formula units of bismuth(V) sulfate? Answer with 3 significant figures.Determine the mass in grams of 5.28 × 10²¹ atoms of barium. (The mass of one mole of barium is 137.33 g.) with the right amount of sig figsQUESTION#1 TOPIC: CALCULATING AND USING THE MOLAR MASS OF DIATOMIC ELEMENTS A chemist determines by measurements that 0.065 moles of bromine liquid participate in a chemical reaction. Calculate the mass of bromine liquid that participates. Round your answer to 2 significant digits. ? g
- Calculate the total number of oxygen atoms present in 0.301 moles of Na3PO4. Select the closest value.Determine the number of atoms in 31.0 grams of calcium, Ca. (The mass of one mole of calcium is 40.08 g.) with the right amount of sig figsHow many N atoms are present are in a 3.13 ng sample of nitrobenzene, c6h5no2? Answer should be in exponential notation
- An unknown organic compound containing 3 COOH groups has a molar mass of 110.01 g/moles. What is the theoretical NE value? Answer should be a whole number.You have 38.00 g Al(ClO3)3 a) Determine the number of moles of the 38.00 g of the compound above b) Calculate the number of molecules present in these 38.00 g c) Determine the number of atoms of each element present in these 38.00 g. show work please.Results table. To clean up, zoom out from the balance and drag the sample to the red disposal container. Repeat with ammonium chloride (NH4Cl), located on the Salts shelf. C12H22O11 NH4ClMass (g) 1.0481 g 1.0444g Molar Mass (g/mol)MolesMoles of each elementAtoms of each element Much like the previous calculation, you will use the periodic table to determine the molar massof the compound. The example shown is for sodium chloride, NaCl. The molar mass is the massof 1 sodium (22.98g/mole) and 1 chlorine (35.45g/mole) added together, 58.43g/mole. If theformula shows multiple atoms, as in sugar, you must take that into account. For sugar, it will be12 times the mass of a carbon atom plus 22 time the mass of hydrogen atom, plus 11 times themass of oxygen atoms.The calculation of moles will be similar to that done in the previous…