marissa20077 marissa20077
  • 23-05-2023
  • Chemistry
contestada

Krypton-79 has a half life of 35 hours. How many half lives have passed after 70 hours?

a.1
b.2
c.3
d.4

Respuesta :

Otras preguntas

anybody boerd and wanna have a conversation
determine whether the relation below is a function. Explain your reasoning
What do you do with negative exponent?
Please can someone helpppp
Someone help me please
Read the dictionary entry . Undertaking n. 1. An important or difficult task 2. The business of burial 3. A promise to do something 4. A guarantee of work done
1. Are artists different from other people?
what is poverty and what is seasonal poverty​
what does "was time for our country to hold a beacon light" mean
6 times 9 + (51-32) simplify