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

Author Question: Human bones found on the west coast of the United States were thought to be remains of a prospector ... (Read 81 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: Feb 15, 2020

Question 1

Carbon-14 has a half-life of 5715 years. Currently living organisms decay at a rate of 15.3 disintegrations/ min per gram of carbon. If an archeological artifact has a carbon-14 decay rate of 12.0 disintegrations/ min per gram of carbon, the approximate age of the artifact is ________ years old.

Question 2

Human bones found on the west coast of the United States were thought to be remains of a prospector who lived in the 19th century. The bones were subjected to carbon-14 dating. Carbon-14 has a half-life of 5715 years. Living organisms decay at a rate of 15.30 disintegrations per minute per gram of carbon. The bones had a carbon-14 decay rate of 4.660 disintegrations per minute per gram of carbon. To one significant figure the age of the bones is ________ years old, so the person ________ (did, did not) live in the 19th century.
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by deesands on Feb 15, 2020

fwbard

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Feb 15, 2020
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 55% of students answer this correctly


deesands

  • Member
  • Posts: 514
Reply 2 on: Feb 15, 2020
Excellent

ryhom

  • Member
  • Posts: 366
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Anatomically modern humans from the Israeli cave sites of Skhul and Qafzeh may be the earliest found Anatomically modern humans from the Israeli cave sites of Skhul and Qafzeh may be the earliest found
The motor homunculus: the somatotopic map of the human primary motor cortex. Stimulation of sites in ... The motor homunculus: the somatotopic map of the human primary motor cortex. Stimulation of sites in ...
Human Communication: The Basic Course, 14th Edition Human Communication: The Basic Course, 14th Edition
Human mitotic metaphase chromosomes are identified by size, centromere location, and banding pattern Human mitotic metaphase chromosomes are identified by size, centromere location, and banding pattern
Amino Acids Commonly Found in Proteins Amino Acids Commonly Found in Proteins
Human mtDNA molecule, showing the locations of HVS I and II regions relative to other mtDNA genes Human mtDNA molecule, showing the locations of HVS I and II regions relative to other mtDNA genes
Video: B cells and antibodies

For a complete list of videos, visit our video library