This topic contains a solution. Click here to go to the answer

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

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


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
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

 

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.

For a complete list of videos, visit our video library