How many grams of H2SO4 are present in 3.1*1027 formula units of H,SO4 ? Round your answer to 1 decimal place. Your Answer: Answer units

Q: How many moles (of molecules or formula units) are in each sample? 20.0 kg Fe (NO3) 2 Express your…

A: Given , mass of Fe(NO3)2 = 20.0 Kg = 20,000g Molar mass of Fe(NO3)2 = 179.85 g/mol To find the…

Q: The Alka-Seltzer experiment produced 0.000712 moles of carbon dioxide. What is the mass of NaHCO3…

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Q: How many grams of ibuprofen are in 0.540 moles?

A: number of moles = mass/molar mass  mass = moles × molar mass

Q: rgahic compound has a gram molecular weight of 372 g/mol, and its composition is 38.6% carbon, 9.76%…

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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: Zn + 2HCl --> ZnCl2 + H2 If 7.0 moles of ZnCl2 has been made, how many moles of HCl were used?…

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Q: A compound of potassium had the following percentage composition: K 44.90%; H O.5787%; P 17.78%. The…

A: Given : K = 44.90 % H = 0.5787% P = 17.78% O = 100 %- (44.90 % + 0.5787% + 17.78%) =  36.74%

Q: How many molecules of C6H12C6H12 would you have if you have 3.31 mol? Report your answer with 3…

A: Given, Number of moles of C6H12C6H12 = 3.31 moles Number of molecules of C6H12C6H12 = ?

Q: Show all steps in the answers for the following questions and use significant figures in the…

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Q: Part H Calculate the grams of H20 that would be produced. Express your answer with the appropriate…

A: Calculate weight of H2O produced

Q: How many moles are in 56 g of C4N2? Your answer

A: The number of moles of an compound depends upon the mass of the compound. It can be calculated as…

Q: Using the following equation: 2 NaOH + H2SO4 --> 2 H2O + Na,SO4 How many grams of sodium sulfate…

A: Given information: Mass of NaOH = 117.2 g

Q: How many grams of C are in 35.1 g of C6 H10S? Express the number of moles to three significant…

A: Given, mass of C6H10S = 25.1 g Now, moles of C6H10S  can be calculated as,            moles of…

Q: Calculate the mass percent composition of carbon in each the following carbon compounds. C2H6…

A: Mass of carbon = 12.011 g/molMass of hydrogen = 1.008 g/mol

Q: Calculate the mass percent composition of nitrogen in CO(NH2)2. Express your answer using four…

A: The percent composition of a component present in the mixture is calculated by dividing the mass of…

Q: Part A Given the reaction of hydrogen and chlorine gases, calculate the moles of hydrogen that react…

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Q: How many molecules of P205 are in 11.78 moles of P205 ? Answer to 2 decimal places. To enter number…

A: Applying avogadro concept of determination of number of molecules.

Q: The Alka-Seltzer experiment produced 0.000322 moles of carbon dioxide. What is the mass of NaHCO3…

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Q: How many moles of NH3 are contained in a 18.62L sample at 90.0°C and 5.74atm?

A: Given, Pressure (P) = 5.74 atm Volume (V) = 18.62 L Temperature (T) = 90.0°C = (90.0 + 273.15) K =…

Q: You are given a sample that contains a mixture of the following two arsenic-containing minerals:…

A: Metals and non metals are present in nature in their minerals. They are extracted from these…

Q: How many molecules of ethane are in 3.2997 mol of ethane (C2H6)?  Enter your response rounded to 3…

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Q: How many grams of LIHCO3 are present in 1.9*1o25 formula units of LIHCO3? Round your answer to 1…

A: Given information: 1.9×1025 formula units of LiHCO3

Q: (The formula in this problem may not be a real molecule.) How many grams of hydrogen atoms are…

A: Given: The formula of the compound = C3H7 We have to find the mass of hydrogen atoms in the sample…

Q: How many grams of LiHCO3 are present in 6.1*1024 formula units of LiHCO3? Round your answer to 1…

A: Given in the question, Compound = LiHCO3Formula unit = 6.1× 1024Avagadro no. = 6.023 × 1023No. of…

Q: How many moles of dinitrogen do you have if there are 56 g? Please round to the nearest whole…

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

Q: 5. Empirical formula for C4Hsl4N2 Is. a) CH2IN b) C2H42N c) C2H2LN2 d) none of all

A: Empirical formula is the simplest whole number ratio of atoms present in a compound. Where as the…

Q: how all work in your notebook, including dimensional c Combination/s 30z → 2 Fe2O3 a) How many moles…

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Q: Calculate the number of CO, molecules in 2.25x10-2 mole of CO2, Express your answer using three…

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Q: How many grams of H2SO4 are present in 9.4*1024 formula units of H2SO4 ? Round your answer to 1…

A: Given:- No of formula units of H2SO4 = 9.4 * 1024 Mass of H2SO4 present = ?

Q: A friend asks you to help her find the percent composition by mass of ethane (C,H). She says that…

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Q: How many grams O in 115.6 g Fe(OH)g? Molar mass of Fe(OH)g is 106.867 Hint: 1 mole Fe(OH)g has 3 mol…

A: Given: Molar mass of Fe(OH)3 = 106.867  Mass of Fe(OH)3 = 115.6 g. And each mole of Fe(OH)3 has 3…

Q: Isópropyl alcohol (C3H8O) is commonly used to make hand sanitizer. How many moles of hydrogen atoms…

A: Volume of C3H8O = 0.268 L

Q: CS2 Express your answer in moles. ? mole Submit Previous Answers Request Answer X Incorrect; Try…

A: To calculate the number of moles in 5.00 g of each of the following: CS2 Ca3N2

Q: Up late, a (tired) engineer calculated the molar mass of nitroglycerin (C3H5N3O9) to be 196.2 g/mol,…

A: Nitroglycerin = C3H5N3O9  Molar mass of nitrohlycerin = 196.2 g/mol  Percent error = ?

Q: How many formula units are in 3.25 moles of (NH4)2SO4? [?]x10 formula units

A: Given: Number of moles of (NH4)2SO4= 3.25 mol The number of formula units of (NH4)2SO4 =? The number…

Q: • Sodium metal reacts with hydrogen to form sodium hydride (NaH) 2Na + H2---- 2 NaH If 10 grams of…

A: Given reaction --- 2Na + H2 ----> 2NaH  mass of Na =10 g, mass of H2= 8 g  moles of NaH = ?…

Q: convert 15g to moles of 02 (g) 0.47moles O2 %3D | 32g %3D Answer here

A: The expression given is,

Q: How many moles of Al2(CO3)3 are there in 127 g of Al2(CO3)3 ? Round your answe to 2 decimals. Your…

A: The formula mass of a substance is the sum of the average atomic masses of each atom represented in…

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

A: The chemical formula of nickel tetracarbonyl is = NiCO4 The number of moles of nickel in the given…

Q: Calculate the moles of C2H6 in 3.76x1023 molecules of C2 H6. Express your answer using three…

A: Interpretation- To determine the number of moles of C2H6 in 3.76× 1023 molecules of C2H6 -…

Q: How many moles of water are in 2.83 g of Kolbeckite,ScPO4⋅2H2O Type in your numerical answer…

A: Given: Mass of ScPO4⋅2H2O = 2.83 g.

Q: C5H12(1) + 8 O2 (g) --> 6 H20 (g) + 5 CO2 (g) How many moles of CO2 will be produced by 56.0 grams…

A: The given reaction is an example for the combustion of hydrocarbon. During combustion hydrocarbon…

Q: Convert 5.70 mol NaCl to moles of CaCl2, using the equation given below. Round to the nearest 0.01,…

A: The balanced chemical equation is: 2 Na3PO4 + 3 CaCl2 ---> Ca3(PO4)2 + 6 NaCl

Q: please answer this question correctly. dont just give an answer, please include brackets,…

A: A mole is a unit of measurement for atoms, molecules, and ions just like other units are there for…

Q: Part A A hydrocarbon is a compound that contains mostly carbon and hydrogen. Calculate the percent…

A: In this question, we want to determine the percentage by mass of C and H in given Hydrocarbon C6H14…

Q: QUESTION 4 How many moles of NH3 are contained in a 30.83L sample at 91.5°C and 6.28atm? Express…

A: Volume of sample = 30.83 L Temperature = 91.5 °C  ....Or  because  °C + 273 = k     .....so, 91.5 °C…

Q: How many grams of H2SO4 are present in 4.0*102 formula units of H2SO4? Round your answer to 1…

A: Solution :     Avogadro's number gives the number of particles present in one mole of the compound.…

Q: How many grams of H2SO4 are present in 1.9*104º formula units of H2SO4 ? Round your answer to 1…

A: Given data: The formula unit of H2SO4=1.9×1026. To find: The grams of H2SO4 present.

Q: QUESTION 9 How many moles of H20 are in a sample with a mass of 14.9 grams? Report your answer to 3…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".