Answered: What is the weight in grams of 8.68 x…

What is the weight in grams of 8.68 x 10^17 CF, molecules? Hint: must use Avogadro's number Put your answer in box in scientific notation with one past the decimal in this format xx*10^_X

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter4: Calculations Used In Analytical Chemistry

Section: Chapter Questions

Problem 4.6QAP

See similar textbooks

Related questions

Q: How many moles of sulfur are needed to combine with 45 mg of oxygen to form sulfuric acid (H2SO4) ?…

Q: How many moles of SiBr4 are formed?

A: Number of moles = mass/molar mass Molar mass of Br2 = 159.808 g/mol

Q: 2) Write the balanced equation that expresses in acceptable chemical shorthand the following…

A: Given statement : Iron can be made to react with molecular oxygen to give iron oxide with the…

Q: In one analysis, 3.01 1013 molecules of ozone were found in 1.00 mL of an air sample. How many…

A: we know that, 1 mole= 6.023 × 1023 molecules 1 mole = molar mass of any compound.

Q: The density of water at 4.00°C is 0.967 g/mL. How many molecules of water are present in a 499.8 mL…

A: Given; density of water at 4.00Co=0.967 g/mL present volume of water we have=499.8 mL moles of water…

Q: Calculate the mass of 1.40 ✕ 1024 molecules of SO3. Use a molar mass with at least as many…

A: Given: The number of molecules of SO3 is 1.40 X 1024.

Q: Stearic acid, CH3 (CH2)16 COOH, has a density of 0.80 9/cm3 and molar mass of 284.5 g/mol. It has a…

A: Number of Mole-Ratio of given mass of substance to the molar mass of substance is called number of…

Q: How many moles are in 2.45 x 10^23 molecules of Na2S? Answer the equation in the format in the…

Q: 3.110 The aluminum sulfate hydrate [Al2(SO4)3 ⋅ xH2O] contains8.10 percent Al by mass. Calculate x,…

A: Given: Al2(SO4)3.xH2O (100 g) contains Al by mass = 8.10 g Also, Moles of Al in Al2(SO4)3.xH2O = 2…

Q: complete the following table for tnt trinitrotoleune

Q: Use the molar mass of Ca3(PO3)2 to calculate the moles of oxygen in 6.66 x 106 g of CP. Give your…

A: given mass of Ca3(PO3)2 = 6.66 x 106 g Molar mass of Ca = 40.078 g/mol Molar mass of P = 30.974…

Q: b. Determine the final units of the following expression, which provides the molecular weight of 5.3…

A: Given moles of water = 5.3 mol Molar mass of water = 18.0 g/mol

Q: How many grams of carbon dioxide will you get if you burn 400 lb of a hydrocarbon that contains…

A: Answer

Q: TheoreticalYield=57.1g Actual=23.9g % Yield = ____________

A: Theoretical yield: The amount of the products formed from the reaction from the limiting reagent is…

Q: Using the formula Mn(ClO₄)₄ (MM = 452.74), what is the percent by mass of Mn in the compound?

Q: The number of hydrogen atoms in a mole is Avogadro’s number, 6.02 * 1023. If one mole of the gas has…

A: This problem can be solved by knowing that one mole of substance consists of 6.022×1023 atoms.

Q: How many grams of HNO, are in 3.255 × 1022 molecules of HNO,? Show the conversions required to solve…

Q: 2. The air in a flask is to be replaced with He gas in a way similar to how air is replaced in the…

A: Air is homogeneous mixture of many gases. The major component of air is nitrogen gas(78%). The molar…

Q: TRUE OR FALSE. The value of Avogadro’s number is 6.02 x 1023 g/mol.

Q: What number should be placed in the blank in order for this equation to follow the Law of…

Q: One mole of hydrogen peroxide, H2O2, would consist of how many molecules?

A: Given : Moles of H2O2 = 1 mol

Q: If atoms of magenesium (Mg) and atoms of 10 chlorine (Cl) could bump into each other, could they…

A: Whether they combine to form any substance has to be determined The number of molecules would be…

Q: Mole is the term used to express the quantities of substances involved in a chemical reaction. Mole…

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: How many grams would a 18.615 mole sample of a substance weigh if its molar mass was 399.76 grams…

A: Formula to calculate mole:- Mole = mass ÷ molar mass

Q: The chemical formula for diethyl amine is: (CH,CH,), NH Calculate the molar mass of diethyl amine.…

A: Atomic mass of carbon : 12.0107 u Atomic mass of Hydrogen : 1.007844 u Atomic mass of Nitrogen :…

Q: 1. What do you call to the unit amount of a substance used for measuring large quantities of very…

A: Given: unit amount of substance used for measuring large quantities of very small entities such as…

Q: TheoreticalYield=72.7g Actual=50.8g %Yield=____________

Q: Table sugar (sucrose) can be dehydrated to make activated carbon. Assuming the collection of the…

A: Convert the weight of table sugar into moles and according to stoichiometry calculate the moles of…

Q: Which for every statement best describes the relationship between a mass of CH, and moles For every…

A: Given: CH4 To find: Relationship between mass of CH4 and moles Solution: Number of moles is the…

Q: S + 6 HNO3 --> H₂SO4 + 6 NO2 + 2H₂O In the above equation how many moles of water can be made when…

A: We have to calculate moles of water in the reaction that can be made from given amount of HNO3

Q: cylinder contains 1.475 x 1024 argon atoms. How many moles of argon are there in the cylinder?

Q: See the example in Introduction for set-up of calculations. Calculate the number of a) moles of F b)…

A: Number of moles is given by the ratio of mass of the substance to that of the molar mass of the…

Q: In 574 g of a binary substance of molecular formula MO2 there are 1.57 × 1025 oxygen atoms.…

A: The given data contains, mass of a binary substance = 574 g Number of 'O' atoms = 1.57 x 1025

Q: 2. How many grams of chocolate are there in 84.0 X 102 molecules of chocolate, C,H,N,0,?…

A: To determine the grams of chocolate in 84.0×1022 molecules of chocolate C7H8N4O2

Q: 5) _NH3 + 02> _NO + H20 0.3359 mol of ammonia will make how many grams of nitrogen monoxide?

Q: Consider a mixture of three different gases: 1.90 g of argon (molecular mass = 39.948 g/mol), 3.10 g…

A: Argon, neon and helium gases do not react with each other in a mixture as they are inert gases.…

Q: What is the weight in grams of 3.98 × 10^13 CF, molecules? Hint: must use Avogadro's number Put vour…

A: Given that : The number of molecules of CF = 3.98 x 1013 molecules We have to calculate the weight…

Q: How could you calculate the Avogadro’s number [NA] for an organic compound if you know the following…

A: Avogadro's number [NA] refers to the number of constituent particle such as atoms, molecules, ions…

Q: Be sure to answer all parts. Nitroglycerin (C;H5N3O9) is a powerful explosive. Its decomposition may…

Q: Brasses are alloys in which copper is the primary component and zinc is the second most abundant…

A: Given: % of Zinc in naval brass = 39.25 % Mass of sample of naval brass = 72.1 g Molar mass of Zinc…

Q: S + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2O In the above equation how many moles of water…

A: First We have to determine moles of nitric acid.

Q: Given the following equation: Na20 + H20 → 2 N2OH How many moles of NaOH is produced from 5.66 moles…

Q: 5. If you measured out 23.96 grams of FeCl3, how many moles is this?

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

Q: Methane (CH) and oxygen (O) combine to make carbon dioxide (CO) and water (H,O) in the following…

Q: Convert 1.43 x 10^23 molecules/formula units of X5Z3 into grams of the same compound. (Assume that…

Q: Starting with 8.39 X 1018 grams of HCIO4, how many molecules of Cl207 can you make? 12 HC1O, + P4010…

A: In a balanced chemical reaction, stoichiometry gives the relationship between the amount of…

Question

What is the weight in grams of 8.68 x 10^17 CF, molecules? Hint: must use Avogadro's number Put your answer in box in scientific notation with one past the decimal in this format xx*10^_X

Definition Definition Number of atoms/molecules present in one mole of any substance. Avogadro's number is a constant. Its value is 6.02214076 × 10 23 per mole.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Suppose that the atomic mass of C-12 is taken to be 5.000 amu and that a mole is defined as the number of atoms in 5.000 kg of carbon-12. How many atoms would there be in one mole under these conditions? (Hint: There are 6.0221023 C atoms in 12.00 g of C-12.)
Can the subscripts in a chemical formula be fractions? Explain.
Consider the following unbalanced chemical equation for the combustion of pentane (C5H12): :math>C5H12(l)+O2(g)CO2(g)+H2O(l) a 20.4-gram sample of pentane is burned in excess oxygen, what mass of water can be produced, assuming 100% yield?
Calculate the percent by mass of the element listed first in the formulas for each of the following compounds. methane, CH4 sodium nitrate, NaNO3 carbon monoxide, CO nitrogen dioxide, NO2 1-octanol, C8H18O calcium phosphate, Ca3( PO4)2 3-phenyiphenol, C12H10O aluminum acetate, Al(C2H3O2)3
itamin B12 , cyancobalamin, is essential for human nutrition. Its molecular formula is C63H88CoN14O14P . A lack of this vita min in the diet can lead to anemia. Cyanocohalamin is the form of the vitamin found in vitamin supplements. l type='a'> What is the molar mass of cyanocobalamin to two decimal places? How many moles of cyanocohalamin molecules are present in 250 mg of cyanocobalamin? What is the mass of 0.60 mole of cyanocobalamin? How many atoms of hydrogen are in 1 .0 mole of cyanocobalamin? What is the mass of 1.0107 molecules of cyanocobalamin? What is the mass (in grams) of one molecule of cyanocobalamin?
See the example in Introduction for set-up of calculations. Calculate the number of (a) moles of N, and (b) atoms of N in 12.7 g of nitrogen gas, N2. You do not need to include units in your answer, as they have already been included below, and use MM of N2 = 28.0134 g/mol. Type your answers in as an exponential expression (e.g. 1.23E-2 instead of 0.0123), where appropirate, and round your answers to three significant figures. moles
A student begins an experiment with 0.4631 g sample of aluminum can. At the start of week 2 the student determines that 5.0785 g of potassium alum,KAl(SO4)2•12H2O, were synthesized. What percent yield should the student report? Assuming that the aluminum is limiting.
Defi ne the terms mole and Avogadro’s number
The following chemical equation has NOT been balanced. Na + H2O --> NaOH + H2 How many grams of sodium are needed to produce 0.250 moles of hydrogen gas in significant figures?
Convert 2.59 mol NaCl to moles of CaCl2, using the equation given below. Round to the nearest 0.01, and remember to include units (properly abbreviated) and substance in your answer! Na3PO4 + CaCl2 --> Ca3(PO4)2 + NaCl
In stoichiometry is molar mass (g/mol) always rounded to the nearest whole number? For elements by themselves or is it always rounded to the nearest whole number? Thank you.
How could you calculate the Avogadro’s number [NA] for an organic compound if you know the following information: a. The volume of the molecule was calculated to be 0.664 x 10-21 cm3. b. The molar mass of the compound is 320.0 g/mole and the density is 0.8 g/ml.