bmlovett2389 bmlovett2389

24-11-2017
Physics

contestada

If this decay has a half-life of 10.2 years, what mass of 60.8g carbon-14 will remain after 20.4 years

Respuesta :

feynman135 feynman135

25-11-2017

20.4 years is 20.4/10.2 = 2 half-life cycles, which means a quarter of the starting mass or 15.2 g will remain after this time.

Answer Link

Otras preguntas

A school typically sells 500 yearbookseach year for $50 each.The econmics class does a project and discovers that they can sell 125 more yearbooks for every $5

use three different values of n to demonstrate that 2n+3n is equivalent to 5n

The following information shows the duration of a year on some unknown planets of equal mass. Planet Y: 224 days Planet X: 320 days Which of the following best

What is the constant term in the expansion of the binomial (2x + 3)3?

HELP with all questions PLEASE.

Based on what you have learned about the background of James, why do you think people would have been eager to read an Epistle written by this man?

please help with numbers 2-5. thank you

Prokaryotic organisms have several characteristics in common with eukaryotic organisms. Which statement best describes one of these shared characteristics? A. A

Jason prows' job this week is to prepare a spreadsheet that shows his company's long-range plans and outlines the expected financial needs for significant purch

Which words in the sentence are the adverb clause? "It is usually not too hot unless the heater is set too high." A. unless the heater is set too high