Evaluate the relative abundances of the two isotopes

Assignment Help Chemistry
Reference no: EM13501767

Lithium has only two naturally occurring isotopes. The mass of lithium-6 is 6.01512 and the mass of lithium-7 is 7.01601. Use the atomic mass of lithium to calculate the relative abundances of the two isotopes.

Reference no: EM13501767

Questions Cloud

What must the length of the winding be : A solenoid is made by tightly wrapping a wire 0.30mm in diameter around a 4.0mm diameter cylinder. a) If the inductance of this solenoid is to be 10µH what must the length of the winding be
How many turn are needed to generate a peak voltage : A coil with area 2.0m2 rotates in a 0.010T magnetic field at a frequency of 60Hz. How many turn are needed to generate a peak voltage of 160V
Explain how many ml of 1 m naoh solution : How many mL of 1 M NaOH solution do you add to a 250mL flask and bring it to volume with deionized water to make o.12 M NaOH solution
Modern day law enforcement is the result of an evolution : Modern day law enforcement is the result of an evolution that has occurred over many years.
Evaluate the relative abundances of the two isotopes : Lithium has only two naturally occurring isotopes. The mass of lithium-6 is 6.01512 and the mass of lithium-7 is 7.01601. Use the atomic mass of lithium to calculate the relative abundances of the two isotopes.
What current is drawn from the house : A "bug-zapper" uses a voltage of 4000V provided by a transformer that is connected to a standard household source of 120V. what current is drawn from the house current and what is the power required
Explain he and o2 at the same temperature : If the curves A and B refer to two different gases, He and O2 at the same temperature, which is which. and Why.
How much light emerges from the two : A beam of natural light with an irradiance of 330 W/m^2 impinges on the first of two consecutive ideal linear polarizers whose transmission axes are 67.0° apart
Evaluate the rate constant at 39°c if the activation energy : The first-order rate constant for the reaction of methyl chloride (CH3Cl) with water to produce methanol (CH3OH) and hydrochloric acid (HCl) is 3.32 10-10s-1 at 25°C. Calculate the rate constant at 39°C if the activation energy is 116 kJ/mol.

Reviews

Write a Review

Chemistry Questions & Answers

  Define the value of deltah for the reaction ch3oh

The value of deltaH for the reaction CH3OH (l)---->CO (g) +2H2 (g) is +128.1 kJ? How many kJ of heat are consumed when 5.10 g of CO (g) is formed as shown in the equation

  State balanced chemical equation for a reaction of chlorine

Write a balanced chemical equation for the reaction of chlorine with thiosulfate ion, assuming an acidic solution.

  A synthesis reaction to form magnesium oxide write and

1.00 grams of magnesium and 2.50 grams of oxygen react together in a synthesis reaction to form magnesium oxide. write

  Explain solution of magnesium chloride is mixed

Suppose that 100.0 mL of a 0.120 M solution of magnesium chloride is mixed with 100.0 mL of .210M sodium hydroxide. Assume that the volumes are additive (which is only approx correct) and calculate the molarity of the chloride ion in the final sol..

  Evaluate the energies of the first four rotational levels

Calculate the energies of the first four rotational levels of H^127 free to rotate in three dimensions, using for its moment of inertia I=uR^2, with u= mHmI/(mh+mI) and R= 160 pm.

  Explain what is the molarity of the new solution

If 500 cc (cubic centimeters) of 2.0 M KOH are diluted with water to a volume of 1.000 cc, what is the molarity of the new solution

  Explain what mass of ko2 in grams is required to react

what mass of KO2 in grams is required to react with 8.90-L of CO2 at 22.0 C and 767mm Hg? first calculate the number of moles of CO2 (R=0.08026 L*atoms/ mol*K) find moles of Co2 and mass of KO2 in grams?

  Find the partial pressure and concentration of nitrogen

Find the partial pressure and concentration of Nitrogen, Oxygen, and Carbon dioxide.

  Explain what would happen if too much triethyamine

What would happen if too much triethyamine was added to the reaction? Also if you added too much acrylic acid?

  Explain moles of zinc reacts with excess lead sulfate

If 0.384 moles of Zinc reacts with excess Lead(IV) sulfate, how many grams of zinc sulfate would be produced in the following equation?

  Explain how mant grams of ag3po4 can be produced

How mant grams of Ag3PO4 can be produced from the reaction of 2.5 liters of 0.200 M AgNo3 with an excess of 0.75 M K3PO4 solution according to the following equation

  Explain aqueous solution of hydroxylamine

a-Calculate [OH-] of a 2.25×10^-1 M aqueous solution of hydroxylamine (HONH2, Kb = 1.1×10^-8).? part b-Calculate the pH of the above solution. pls show the step wise answer since i'm struggling with chem. (the full answer) to get the full rate:)

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