Explain what are the percentages of the other two isotopes

Assignment Help Chemistry
Reference no: EM13500784

Magnesium has 3 stable isotopes with masses of 23.98504 u, 24.98584 u respectively. If the percent abundance of magnesium-25 is 10.13%, What are the percentages of the other two isotopes?

Reference no: EM13500784

Questions Cloud

Explain the mass concentration of oxygen in the mixture : Suppose you have made 1L worth of a mixture of methanol and water, by mixing 3 parts of methanol and 2 parts of water by mass. Assume for simplicity that the volume of the mixture is exactly equal to the sum of the volumes of the ingredients (whic..
Attributes and behaviors : Write a Class called Course containing the following attributes and behaviors
Determine the eost of goods available for sale : Determine the ending inventory and the cost of goods sold under each of the cost flow methods of FIFO, LIFO, and weighted average cost.
Describe the kinds of securities the u.s. government uses : On January 15, 2020, the U.S. Treasury issued a 10-year inflation-indexed note with a coupon of 6%. On the date of issue, the CPI was 400. By January 15, 2030, the CPI had decreased to 300. What principal and coupon payment was made on January 15, 20..
Explain what are the percentages of the other two isotopes : Magnesium has 3 stable isotopes with masses of 23.98504 u, 24.98584 u respectively. If the percent abundance of magnesium-25 is 10.13%, What are the percentages of the other two isotopes
Elway business services : You have been asked by Elway Business Services Inc. to evaluate the possible financial loss that could be accrued by threats to its servers. You decide to use the ALE equation to estimate this cost. As a starting point, EBS provides the follow..
Explain the concentration of the hydrogen ion : The definition of PH is PH = -log[H+], where [H+] is the concentration of the hydrogen ion. If [H+] = 1.2 x 10 ^-5, determine the PH using correct number of significant figures.
How fast will it be going when it reaches the ground : I am standing on a 5m high platform and throw a 0.2kg ball horizontally with a speed of 10m/s. How fast will it be going when it reaches the ground
Explain calorimeter calculate the final temp of calorimeter : calorimeter calculate the final temp of calorimeter (both glass and toluene together) assuming no heat is lost to surroundings.

Reviews

Write a Review

Chemistry Questions & Answers

  Write the balanced chemical equation for this reaction

Aluminum sulfide reacts with water to form aluminum hydroxide and hydrogen sulfide.

  Explain the ph of a solution that is 0.020 m in naclo

HClO is a weak acid (Ka = 4.0 x 10^-8) and so salt NaClO acts as a weak base. What is the pH of a solution that is 0.020 M in NaClO

  Compute the heat transferred

Calculate the heat transferred, q. Is water relevant in finding the heat transferred since it is in mL and not in grams?

  Defining electrons with quantum numbers

Assuming electrons with quantum numbers (n,l,mt,ms), how does an electron with the quantum numbers (2,1,1+1/2) differ from an electron with quantum numbers (2,1,-1,+1/2)?

  What steps were made in synthesis

Write a paper on an article and it shows many different compounds and need a better understanding of where each originated and what steps were made in their synthesis.

  Evaluate the number of grams of sulfuric acid

Calculate the number of grams of sulfuric acid in 1 gallon of battery acid if the solution has a density of 1.33g/mL and is 38.9\% sulfuric acid by mass.

  What is kf for this solvent

A solution of 0.2113 g of water dissolved in 25.0 g of a solvent freezes at 11.5 °C below the freezing point of the solvent. What is Kf for this solvent?

  State mixture heterogeneous and mixture homogenous

Which term or terms could be used to describe this sample of gold? Check all that apply. mixture heterogeneous mixture homogenous mixture solution pure chemical substance compound element

  Explain what is the hamiltonian of the particle

Consider a particle that is confined by a one-dimensional quadratic (harmonic) potential of the form U9x)=Ax^2 (where A is a positive real number). A. What is the Hamiltonian of the particle(expressed as a function of velocity v and x)?

  Explain what is the molarity of 175 ml of a solution

What is the molarity of 175 mL of a solution containing 2.18 g of Na2SO4·10H2O? 0.00377 M B. 0.644 M C. 0.00878 M D. 0.00118 M E. 0.0387 M

  State at what temp would benzene boil

Benzene has a heat of vaporization of 30.72 kJ/mol and a normal boiling point of 80.1 degrees Celsius. At what temp would benzene boil

  Determine the concentration of khp and standardized naoh

Find the Concentration of KHP, standardized NaOH, and HCI So I have to find concentration of 3 solutions. Let's assume that I get a NaOH which has concentration of 1.0M How am I suppose to calculate the mass of KHP needed? Could someone tell me th..

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!

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