Explain what is the average atomic mass of magnesium

Assignment Help Chemistry
Reference no: EM13314047

The element magnesium has 3 isotopes with the masses and natural abundances shown in the table. Mass of Isotope Natural abundance 23.98504 78.99 24.98584 10.00 25.98259 11.01 What is the average atomic mass of magnesium?

Reference no: EM13314047

Questions Cloud

Calculate the change in internal energy of the system : A cylinder which is in a horizontal position contains an unknown noble gas at 4.63 × 104 Pa and is sealed with a massless piston. calculate the change in internal energy of the system
Find the net rate of radiation by a pot : Find the net rate of radiation by a pot at 45.1°C that has been placed in a -24.1°C freezer. The pot\'s surface area is 0.117 m2 and its emissivity is 0.635
State alpha particle produces a proton and other radioactive : Bombardment of nitrogen-14 with an alpha particle produces a proton and what other radioactive isotope
Find the time for the feather to fall to the surface of moon : A feather is dropped on the moon from a height of 1.40 meters. find the time for the feather to fall to the surface of the moon
Explain what is the average atomic mass of magnesium : The element magnesium has 3 isotopes with the masses and natural abundances shown in the table. Mass of Isotope Natural abundance 23.98504 78.99 24.98584 10.00 25.98259 11.01 What is the average atomic mass of magnesium
The providing of energy audits and energy surveys : Over the past several decades, there has been considerable growth in the providing of energy audits and energy surveys by both utilities and energy service companies (ESCO). There has been some debate in selected regions over who should provide these..
Chat monitoring system : The name of the project is chat monitoring system. in the file you will see the screenshot diagram 2A are my design, You need to upgrade, to look professional like the diagram 2B. Java, netbeans and GUI.
Find number of revolution each wheel completes : A car starts from rest and accelerates at a rate of 2m/s^2 until it reaches the speed fo 30m/s. find number of revolution each wheel completes up to this point
How to calculate the degree of unsaturation : Calculate the degree of unsaturation in the following formulas and draw a possible structure for each C8H8O C4H7Cl

Reviews

Write a Review

Chemistry Questions & Answers

  State what is the perecent of nacl by mass in the sample

A smple of mixture of NaCl, Caco3 and SiO2 weighed 7.30 grams. During the water wash the sample lost 2.21 grams. After treatment with HCL, the sample weighed 2.05 grams.

  Explain what was the initial temperature of the ethylene

a car radiator coolant, loses 999J of heat. What was the initial temperature of the ethylene glycol if the final temp is 32.5 degrees C

  Define choloine atom is more electronegative than carbon

choloine atom is more electronegative than carbon so there is a bond dipole alon the Cl-C bond why then is tetrachloromethane

  How much oxygen reacted

if you burn 51.8 g of hydrogen and produce 463g of water, how much oxygen reacted?

  Find the pressure of enclosed gas in torr

An open-end manometer containing mercury is connected to a container of gas. The mercury in the arm attached to the gas is 13.6cm higher than the one open to the atmosphere.

  Find out the date of the volcanic eruption

Present-day carbon (in living matter) gives 15.3 disintegrations per minutes per gram of total carbon. Determine the date of the volcanic eruption. Recall that the half-life of carbon-14 is 5730 y.

  What is the pressure in millimeters of mercury

What is the pressure in millimeters of mercury of 0.0100 mol of helium gas with a volume of 211 mL at a temperature of 50^circ C?

  What is the activation energy in kj per mol

For the reaction A + B C, the rate constant at 215 degrees C is 5.0 X 10^-3 and the rate constant at 452 degrees C is 1.2 X 10^-1 a) What is the activation energy in kJ/mol?

  Find out the boyle temperature for a gas

Determine the Boyle temperature for a gas with the equation of state: PVm=RT(1+(P/Pc)(Tc/T)*8/57*(1-4(T/Tc)^2)).

  Depict the structure of any d-ketoheptose

Draw the structure of any D-ketoheptose in the open chain form, and answer the following questions (you must use either Haworth projection or chair conformation in each of the points below)

  State what product would be obtained if acetaminophen

what product would be obtained if acetaminophen were hydrolyzed in acidic aqueous solution?

  Explain the ir spectrum in terms of product absorbances

Provide analysis of the IR spectrum in terms of product absorbances and similarities/differences from the IR spectra of 4-iodophenol and phenylboronic acid.

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