/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q. 352 Carbon-14聽is used for archeolog... [FREE SOLUTION] | 91影视

91影视

Carbon-14is used for archeological carbon dating Its half-life is 5,730years. How much of a 100 -gram sample of Carbon-14 will be left in 1000 years?

Short Answer

Expert verified

The amount is112.859gram

Step by step solution

01

Given information

Given half life ofC-14is5730years

02

Substitute to get the equation

Substituting, we get

A=A0ekt2A0=A0e5730ke5730k=2A0A0e5730k=2

The equation is e5730k=2

03

Take natural logarithm and solve

Taking logarithm, we get

lne5730k=ln25730klne=ln2k=15730ln2

The equation of decay isA=A0et15730ln2

04

Substitute t,A0=1000 and solve

Substituting, we get

A=1000e100015730ln2A=1000e100573ln2A112.859

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Study anywhere. Anytime. Across all devices.