Express your answers to at least 5 significant figures. The mass of one mole of boron is 10.811 g. (a) What is the mass in u of one boron atom? answer was 10.81 (b) What is the mass in kg of one boron atom? ___x10^_____

Express your answers to at least 5 significant figures. The mass of one mole of boron is 10.811 g. (a) What is the mass in u of one boron atom? answer was 10.81 (b) What is the mass in kg of one boron atom? _x10^___

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Chapter2: Matter

Section: Chapter Questions

Problem 22A

See similar textbooks

Related questions

Q: When NO₂ undergoes Friedel-Crafts acylation, the MAJOR product is which of these? 1 NO₂ R-C 01) IV.…

A: When an electron-withdrawing group is attached to the benzene ring it reduces the electron density…

Q: Provide a structure for the compound with molecular formula C5H100 and with the following…

Q: H3C H3C- st Edi CH3 CH3 CH3

Q: Choose from A - E the term that best describes the isomeric relationship for each of the following…

A: we need to determine the relationship between the given two structures

Q: + NC -= CN

A: The Diels–Alder reaction is the reaction between a conjugated diene and an alkene (dienophile) to…

Q: A 125.0-mL sample of a solution that is 2.9×10^−3 M in AgNO3 is mixed with a 230.0-mLmL sample of a…

Q: Most chemical reactions produce precipitates O absorb energy occur at rates that are independent of…

A: •CHEMICAL REACTION:- Chemical reaction occurs due to collisions between molecules or elements of…

Q: Write the net ionic equation for Fe(C2H3O2)3 + Ca(OH)2

A: When Ferric acetate is reacted with calcium hydroxide double decomposition takes place. The products…

Q: H

Q: Calculate the pH of a 1.00 L solution that is 0.250 M in trimethylamine and 0.350M in…

Q: Which Lewis structure has no lone pairs on the central atom? SeBr4 SC1₂ Asl3 SiS₂

A: Lewis structure: Representing the covalent bonding that indicates where the valance shell electrons…

Q: он Na2Cr2O7/H2SO4/H2O

Q: In the electrolysis of an aqueous AgNO3 solution, 0.58 g of Ag is deposited after a certain period…

A: Here we have to 0.58 g of aqueous solution of AgNO3 is elctrolysed . We have to determine the amount…

Q: 0. P. CO₂H DCC سلالة SOCI₂ 1) NaOH 2) CH3COCI Ph NH₂ NaOH Na 1) SOCI2 2) CH3CH₂CH₂NH₂ OH (x.s) CH₂OH…

Q: Please estimate the Km and Vmax and then calculate the kinetic constants (Km, Vmax, kcat, and…

A: Estimation of Km and Vmax can be done from the Michaelis-Menten equation. The values of Km and Vmax…

Q: A chemistry graduate student is given 250. ml. of a 0.60M methylamine (CH, NH₂) solution.…

Q: A calorimeter is charged with 57.9 mL of water at 25.0 °C. After a reaction takes place in the…

A: Given, Volume of water = 57.9 mL Density of water = 1.00 g/mL Initial temperature (Ti) = 25°C Final…

Q: c) An essential amino acid with the systematic name 2-amino-3-phenylpropanoic acid. It has pka1 =…

Q: 5 (cont...) Given - 1 KMn 04 + - MnSO4 + a) A student into b) A student a - flask. •H₂C₂O4 + H₂SO4…

A: limiting reagent: The limiting reagent in a chemical reaction is a reactant that is totally consumed…

Q: Draw the alkene that would yield the following products via ozonolysis.

A: In chemical reaction in whIch ozone is used to cleavage the bond of alkene , Alkyne and azo…

Q: Does your melting point obtained for your product indicate that your sample is indeed benzoin or…

A: By matching the literature and obtained value one can consider the product. The literature value of…

Q: Question 2 Create a Beer's law plot and best fit line using the data in Table 2. Upload an image of…

A: Here we are required to create the Beer's plot for the given data

Q: In the image below, you will see four laboratory spectra for known elements as well as the sample…

A: To determine the chemical composition of unknown, we would check the spectral lines and use the…

Q: Given the jonic, canatives Complete reaction between a hydrochloric aied and Sodium hydroxide come…

A: Neutralization reaction are those in which acid react with base to form salt and water.

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: Introduction :- Atomic radii :- Atomic radii is the distance between the center of nucleus of atom…

Q: 9. Which of the following solutions for a weak acid at equilibrium would have the largest pH? b. 3.2…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Given that the Cathode Half reaction is 4H2O + 4e- →2H2 + 4OH- and the anode half reaction is O2 +…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: 1. To complete the following table: a. Determine the initial concentrations (molarity) of S2032 and…

Q: free flow of ions from one call to another. 24. What is the pH of a cell prepared by reacting Zn…

A: According to the Nernst equation, Cell potential,Ecell=E0 +0.059nlog Oxidised formReduced form…

Q: On the lowest energy pathway to form the product of the following reaction, which species is a…

A: Given reaction: We have to find the plausible transition state for this reaction.

Q: 3. Show how you would make or complete the following reaction (draw the starting material, the…

Q: Write out a balanced chemical reaction for 1-hexene with Br2 using structural formulae for reactants…

A: We have to write balanced chemical reaction for 1-hexene with Br2 and KMNO.

Q: 17. Which of the following is a mechanism for an SN2 reaction? 1. III. a. I b. II c. III d. IV e.…

A: In SN2 type reaction there is no formation of intermediate. Removal of leaving group and addition of…

Q: Potassium chloride has a solubility of 43 g of KCl in 100 g of H₂O at 50 °C.Determine if each of the…

Q: Compare the solubility of barium sulfite in each of the following aqueous solutions: 0.10 M…

A: The balanced equation for the dissociation of barium sulfite, BaSO3 is: BaSO3(s) ⇌ Ba2+(aq) +…

Q: 4. Starting from Cyclohexanone, suggest synthetic routes to the following compounds. & CH3 a) Br b)…

Q: In the molecular orbital model of cyclopentadienyl cation, how many pi-electrons are in bonding…

Q: pick the correct statement a. On the periodic table, atomic size generally increase across a period…

A: From question We are to predict the correct choice from the given options.

Q: For which molecule in each of the following pairs would you expect hydrogen bonding, in a sample of…

A: Hydrogen bonding is a electrostatic force of attraction between hydrogen atom which is covalently…

Q: The acid-dissociation constant of hydrocyanic acid (HCN) at 25.0°C is 4.9 × 10-10. What is the pH…

A: A strong base and weak acid react to form salt and water. The salt will be basic in nature and the…

Q: How do the following factors affect absorption frequencies? A. O-H vs O-D. B. CH stretch, hybrid…

A: The Stretching frequency of a bond is given by the following formula:

Q: Identify the geometry of [PdBr4]2. O square planar O octahedral O tetrahedral O bent O trigonal…

Q: Chlorination and bromination of aromatic compounds follow an electrophilic aromatc substitution…

A: Here we have to write the one step biomolecular mechanism of reaction of benzene diazonium chloride…

Q: 12. What is the relationship of the following two structures? OH I OH ..NH a. Enantiomers b.…

Q: If some of your hot metal remained in the test tube when it was transferred to the calorimeter,…

A: The calculated molar mass would be less than the actual one.

Q: even some Selt, in which would each salt produce acidic (A), basic (B) netural (N) an or 97 Ca Cl₂…

A: Base react with acid to produce salt and water. Nature of the salt depends from which type of acid…

Q: (b) At 80 °C, ethylene dibromide and propylene dibromide mixture forms an ideal solution. Given that…

Q: Where did the 14 come from in the equation, poh=14-ph?

A: An explanation about the equation poh=14-ph is shown in the next step.

Q: 3: In the second part of the experiment, a solution containing 1.60x10-³ M Fe³+ and 4.00x10-4 M SCN…

A: Plot the calibration curve using the data in given table. Initial concentration of SCN- in the…

Q: Given the following reaction and its equilibrium constant at a certain temperature: N₂(g) + 3H₂(g)…

Question

6.Express your answers to at least 5 significant figures.
The mass of one mole of boron is 10.811 g.

(a) What is the mass in u of one boron atom? answer was 10.81

(b) What is the mass in kg of one boron atom? ___x10^_____

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1 mole concept

VIEW

Step 2 calculation

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

How many grams F in 650.1 g Br2F6? Put the answer in the box in regular (non-scientific) notation. Use one figure past the decimal.
5. Given your experience in mass determinations and with volumetric glassware, which factor used - mass or volume - is likely to be measurable with greater precision? in calculating the density Explain. red with greater
Be sure to answer all parts. (a) Calculate the number of oxygen molecules and the number of oxygen atoms in 39.5 g of O2. oxygen molecules = × 10 oxygen atoms = × 10 Enter your answers in scientific notation. (b) Calculate the mass of 9.17 ×1014 SO3 molecules. × 10 g Enter your answer in scientific notation.
(CH:(CH,),CH,) Liquid hexane will react with gaseous oxygen (0,) to produce gaseous carbon dioxide (CO,) and gaseous water (H,O). Suppose 0.86 g of hexane is mixed with 0.973 g of oxygen. Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction. Round your answer to 3 significant digits. dh 当 X
In the picture below, determine how many atoms with a radius of 37pm can fit into a 1.00" box. Canvas does not work well with scientific notation, so you should enter your number as a regular number (you might have lots of zeros, hint, hint). So if you found the answer was 6.36x106 atoms, then you would write 6360000. Hint: Do this as a conversion and start with 1.00 inch as your starting number. This problem seems much more complicated, but it is the same problem you have been doing, you just need to make the units match! r=37pm 1.00"
(A)18.7g NO2 express your answer in moles to three significant figures. (B)1.88 kgCO2 express your answer in moles to three significant figures. (C) 48.8 g KNO3 express your answer in moles to three significant figures. (D) 116.2 kgNa2SO4 express your answer in moles to four significant figures.
(a) Calculate the number of oxygen molecules and the number of oxygen atoms in 41.1 g of O2- oxygen molecules= x 10 %3D oxygen atoms = x 10 Enter your answers in scientific notation. (b) Calculate the mass of8.01 x 10 SO, molecules. x 10 es Euter your answer in scientific notation.
Be sure to answer all parts. (a) Calculate the number of oxygen molecules and the number of oxygen atoms in 34.5 g of O2. oxygen molecules = x 10 oxygen atoms = x 10 Enter your answers in scientific notation. (b) Calculate the mass of 9.09 x 1014 so, molecules. x 10 Enter your answer in scientific notation.
A chemist adds 170.0 mL of a 5.72M silver nitrate (AgNO, solution to a reaction flask. Calculate the mass in kilograms of silver nitrate the chemist has added to the flask. Round your answer to 3 significant digits. O kg
Calculate the mass of iron (III) oxide (Fe_2O_3) that contains a million (1.000 x 10^6) oxygen atoms. be sure your answer has a unit symbol if necessary, and round it to 4 significant answers. Note: underscore represents the subscript.
How many grams F in 650.1 g Br2F6? Put the answer in the box in regular (non-scientific) notation. Use one figure past the decimal. Question 25 5 pts When vou nerform the following onerations how many significant figures should
How many grams F in 584.8 g Br2F6? Put the answer in the box in regular (non-scientific) notation. Use cne figure past the decimal. urse