This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Calculate the atomic mass of tungsten given the atomic mass and percent abundance for the following ... (Read 273 times)

ENagel

  • Hero Member
  • *****
  • Posts: 540
on: Nov 18, 2019

Question 1

Bromine has two naturally occurring isotopes, Br-79 and Br-81. The atomic mass of Br-79 is 78.9183 u with a percent abundance of 50.69% and the atomic mass of Br-81 is 80.9163 u. Calculate the atomic mass of bromine.
◦ 79.90 u
◦ 80.03 u
◦ 78.92 u
◦ 80.92 u
◦ 80.91 u

Question 2

Calculate the atomic mass of tungsten given the atomic mass and percent abundance for the following isotopes:

W-180179.9467 u0.12%
W-182181.9482 u26.50%
W-183182.9502 u14.31%
W-184183.9509 u30.64%
W-186185.9544 u28.43%

◦ 182.98 u
◦ 183.92 u
◦ 183.84 u
◦ 183.75 u
◦ 184.41 u
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by ENagel on Nov 18, 2019

k.lashomb

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Nov 18, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 35% of students answer this correctly


ENagel

  • Member
  • Posts: 540
Reply 2 on: Nov 18, 2019
Excellent

triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

The Structure of an Old High-Mass Star The Structure of an Old High-Mass Star
The greatest bone mass is found around age 30 for both men and women, with the later decline being f The greatest bone mass is found around age 30 for both men and women, with the later decline being f
Sequential blending uses a computer to calculate the correct ratio as well as the prescribed order ... Sequential blending uses a computer to calculate the correct ratio as well as the prescribed order ...
How to convert percent to decimals to fractions How to convert percent to decimals to fractions
Climate models the flow of mass and energy Climate models the flow of mass and energy
Calculate the number of grams of solute in 500.0 mL of 0.169 M KOH. Calculate the number of grams of solute in 500.0 mL of 0.169 M KOH.
Video: The Vestibular System

For a complete list of videos, visit our video library