QueenJahaida
QueenJahaida
02-11-2017
Chemistry
contestada
Help me please!!!!!!!!!!!!!!!!!!!!!!!!!!!
Respuesta :
cuanchi
cuanchi
06-11-2017
after the first 2 min the 20 g are only 10g, (1 half-life)
after other 2 more min 5g (2 half-lives)
after other 2 more min 2.5 g (3 half-lives)
after 2 more 1.25 g (4 haf lifes)
Answer Link
VER TODAS LAS RESPUESTAS ( 74+ )
Otras preguntas
Corinne was shaken after learning that a _[blank] occurred during the auto accident. Which word form correctly completes the sentence?
Convert into slope-intercept form: [tex]y-1=m(x-3)[/tex]
Strength tests on four batches of concrete show them to fail at 81, 78, 86, and 95 ksi. The standard deviation of this sample is most nearly:
[tex]4x - 2x = [/tex]
what is .6239 as fraction?
Foodborne illness outbreaks can be caused by microorganisms such as bacteria, viruses, or parasites. Determine whether each outbreak was caused by bacteria, vir
Within A Farewell to Arms, what would be the best definition of the word “sarcastically”?
In meiosis, each centromere has a spindle fiber attached only to one side. In mitosis, each centromere has a spindle attached to how many sides?
What did this person do to be considered a hero? In your answer, you should list at least three actions and briefly explain the effects. You might need to find
Armando is baking 36 batches of brownies for the bake sale. Each batch of brownies takes cups of flour. What is a reasonable estimate of the amount of flour tha