Chemistry
Chemistry, 21.05.2021 08:20, nightcorerules5

What is the half-life of a 12 g sample of radioisotope that decayed to 6 g in 28 years?
A. 28 years
B. 14 years
C. 56 years
D. 7 years

answer
Answers: 3
Show answers

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 18:00, sleimanabir
Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /
Answers: 1
continue
image
Chemistry, 22.06.2019 05:30, stellaglenn205
What reaction is taking place? 02 + c3h8 = h20 + co2
Answers: 1
continue
image
Chemistry, 22.06.2019 11:00, Jesser18
3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?
Answers: 1
continue
image
Chemistry, 22.06.2019 11:30, charles8527
If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood
Answers: 2
continue
Do you know the correct answer?
What is the half-life of a 12 g sample of radioisotope that decayed to 6 g in 28 years?
A. 28...

Questions in other subjects:

Konu
Mathematics, 13.07.2020 19:01
The sides of a rectangle are a number and 4 less than that same numbers. The perimeter is 56. Find the dimensions of the rectangle....
Konu
Mathematics, 13.07.2020 19:01
Will give BRAINLIEST, someone please help! easy question, please explain your answer
Konu
Spanish, 13.07.2020 19:01
Kea can skateboard down a hill three times faster that she can walk back up the same hill. Ifshe can walkupthe hill and skateboard down ina total of 6 minu...
Konu
Mathematics, 13.07.2020 19:01
Please help me find surface area of each prism?? ...
Konu
English, 13.07.2020 19:01
What is figuritive language...
Konu
History, 13.07.2020 19:01
What mainly stood in the way of the constitutions approval...
Konu
Mathematics, 13.07.2020 19:01
Use the quadratic formula to solve 6x^2-30=0...
Konu
Chemistry, 13.07.2020 19:01
¿A qué grupo pertenecen los átomos de Z = 8, Z= 36 y Z=39? ¿Cuántas capas de electrones tiene cada uno? ¿Cuántos electrones harían falta para llenar la capa más externa?...
Konu
Spanish, 13.07.2020 19:01
Elabora una lista de cinco estilos de vida, conductas y/o valores de los peruanos de las diferentes regiones que promueven el buen vivir con la naturaleza y con los demas...
Konu
Social Studies, 13.07.2020 19:01
jim frequently gets into arguments with his brother. In the past, Jim has attempted to assert himself and voice his opinion on things, but is quickly ignored by his brother. Now wh...
Other tasks in the category: Chemistry More task
See results (0)