User Account

All Pages

Gallium has an average atomic mass of 697 amu in a typical

Assignment Help Chemistry
Reference no: EM13595417

Gallium has an average atomic mass of 69.7 amu. In a typical sample, 60.4% of Ga exists as Ga-69 (68.9257 amu). What is the identity and the atomic mass of the other isotope?

Reference no: EM13595417

Questions Cloud

Name a metal that could be used in a future experiment to : name a metal that could be used in a future experiment to extract the copper from the copper ii nitrate solution.here
State the order with respect to each reactant and the : state the order with respect to each reactant and the overall order of the reaction for the following rate
Compute targets roe for the year ending january 29 2011 : 1 compute the ratios in the exhibit on page 3 for target and walmart for 2010. the financial statements can be found
Consider the following projects x and y where the firm can : q1. project alpha requires an outlay of 10000 immediately. project alpha has a 1-year life and is expected to produce a
Gallium has an average atomic mass of 697 amu in a typical : gallium has an average atomic mass of 69.7 amu. in a typical sample 60.4 of ga exists as ga-69 68.9257 amu. what is the
Calculate the final temperature once the ice has melted of : calculate the final temperature once the ice has melted of a mixture made up initially of 75.0 ml liquid water at 29.0
In what type of material is the energy gap between the : in what type of material is the energy gap between the valence and the conduction band the greatest? na ge or diamond.
You have a kanamycin stock of 100mgsml how much kan do you : you need 30microgramsml of kanamycin in 1 liter of lb culture. you have a kanamycin stock of 100mgsml. how much kan do
What is the net present value if the cost of capital is 12 : kim johnson purchased an asset for 75500. annual operating cash inflows are expected to be 30000 each year for four

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what is the numerical relation

When 99% of the glycine is in its -NH3+ form, what is the numerical relation between the pH of the solution and the pKa of the amino group

  State the decomposition of hydrogen peroxide

The decomposition of hydrogen peroxide is a first-order process with a rate constant of 1.06 x 10-3 min-1. How long will it take for the concentration of H2

  How many moles of hcl will react

Iron reacts with hydrochloric acid to produce iron (II) chloride and hydrogen gas. Fe(s) + 2 HCl(aq) -> FeCl2(aq) + H2(g) How many moles of HCl will react with 4.6 moles of Fe?

  Define how many valence electrons

How many valence electrons are there in a Cr atom, Which of the following 1M solutions will have the highest concentration of ions

  Explain the occupational safety and health administration

The Occupational Safety and Health Administration has set the limit on the maximum percentage of carbon dioxide (CO2) in air a worker can breathe at 0.500% by mole

  Calculate the amount of n2 gas released

Calculate the amount of N2 gas released (in liters at 37oC and 1 atm) when the diver returns to the surface of the water, where the partial pressure of N2 is 0.80 atm.

  State how to calculate the ph at the points in the titration

Calculate the pH at the points in the titration of 40.00 mL of 0.425 M NH3 for the reaction below. NH3(aq) + HNO3 ? NH4+(aq) + NO3?(aq) For NH3, Kb = 1.8x10-5. Enter your answer with 2 decimal places.

  Define the number of en ligands bound to cu(ii) increases

Do these lambda maxs indicate an increase or a decrease in the energy of the light absorbed as the number of EN ligands bound to Cu(II) increases

  What is the change in ph

What is the change in pH when 0.005 moles of HCl is added to 0.100 L of a buffer solution that is 0.100 M in CH3CO2H and 0.100 M NaCH3CO2? The Ka for acetic acid is 1.8 x 10 -5.

  What volume of ethylene glycol a nonelectrolyte must be

what volume of ethylene glycol a nonelectrolyte must be added to 15.0 liters of water to produce an antifreeze solution

  A gaseous mixture of and contains 328 nitrogen by mass

a gaseous mixture of and contains 32.8 nitrogen by mass. what is the partial pressure of oxygen in the mixture if the

  Calculate the molar concentration of cl -

A 499 mL sample of solution contains 32.0 g of CaCl2 Calculate the molar concentration of Cl - in this solution

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd