tatouchette5891 tatouchette5891
  • 01-08-2022
  • Chemistry
contestada

A 200. 0-ng sample of sodium-24 was stored in a lead-lined cabinet for 45 hours. The half-life of sodium-24 is 15 hours. How much sodium-24 remains?

Respuesta :

jsimpson11000 jsimpson11000
  • 01-08-2022

Answer:

25 gm would be left

Explanation:

45 hours is 3 half lives

200 gm  * 1/2 * 1/2 * 1/2 = 25 gm

Answer Link

Otras preguntas

jasmine bought 7 yards of fabric. the total cost was $45.63. what was the average cost per yard of the fabric she bought?
Which line from "totally like whatever, you know?" represents the poet's ability to apply proper use of syntax? even when those sentences aren't, like, question
Why did early civilizations develop writing,. (select all that apply.) a. to educate women in temple schools b. to domesticate animals and plants c. to keep
each music class 8 songs a week . how many songs does each class sing in 5 weeks ?6 weeks?7weeks
what is are the steps to do 6 divided by 74.4
what molecule is a compoun
though written about the salem witch trials, the crucible also conveys miller’s views on _____.
What's the slope of y= -2x +9
Without______control, a business may fail.. can someone help me please?.
how many sea turtles drown each year