brittneyrenae8735 brittneyrenae8735
  • 21-01-2024
  • Chemistry
contestada

Krypton-79 has a half-life of 35 h. How many half-lives have passed after 105 h?
A) 1
B) 2
C) 3
D) 4

Respuesta :

Otras preguntas

add 28.0 + 23.538 + 25.68 and round to the correct number of significant figures.
36 - 8 = 1 + 3 a. true b. false, 36 = 8 > 1 + 3 c. false, 36. 8 = 1 + 3.6 d. false, 36 = 8 < 1 + 3ā€‹
calculate the frequency and time period of sound wave of 35 m wave length propagating at a speed of 3500m/sā€‹
Hello can someone please make me an g mail account? I will give brainlest please the email and password
What are some right for a responsible citizen?
Solve 6 x + 7 k = p + 2 for x
How many questions do have answers in order to text people?
If you touch the two probes together while the DMM is set to resistance, what will happen? The meter will read 0 ohms The meter will short circuit and trip a p
Which two sentences provide evidence that supports the author's thesis?
The length of a rectangle is 20 units more than its width. The area of the rectangle is x4āˆ’100