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 ( 61+ )
Otras preguntas
Plz help I really need this plz :( which sentence shows the correct use of the dash? A) certain images_such as a lion can be used to symbolize power. B)certain
Please help with this math problem I need it asap
y = 4x + 3 y = -1/4x - 5 What is the BEST description for the lines represented by the equations? A) horizontal B) intersecting C) parallel D) perpendicular
If the environment outside a cell is hypertonic, how will the cell maintain homeostasis?
I have to add either a deleted scene or a new scene to the play: Romeo and Juliet. Any ideas?
Anthony walks to the pizza place for lunch. He walk 1km east then 1km south and then 1km east again what distance did he cover? What was his displacement?
PLEASE HELP WILL GIVE MEDAL TO ANYONE WHO HELPS!
How did Abraham Lincoln influence the Civil War? A. He was elected as a candidate who wanted to forbid slavery in new U.S. territories B. He voted to allow sla
A printing company charges a fixed rate to set up the printing press, plus a cost of $3.50 for every 100 copies. If 800 copies cost $6400, how much will it cost
What was the main power given to the War Industries Board after its creation in 1917? overseeing the nation’s armed forces at home and abroad informing the Amer
