26-02-2020
Mathematics

contestada

A 33 gram sample of a substance that's
used to detect explosives has a k-value
of 0.1467.

Respuesta :

7003270 7003270

26-02-2020

Answer:From the attached graphic, Half-life = ln (.5) / k

Half-life =.693147 / 0.1142

= 6.0695884413 days

Step-by-step explanation:The value of "k" should be negative and should have units associated with it.

Answer Link

Otras preguntas

How did America end up going to War with Iraq?

Comflict between Ralph and Jack quotes ?

Balance the equation : ...NO2 + ...O2 + ...H2O = ...HNO3

What city was hephaestus patron of ???

A test tube containing CaCO₃ is heated until the entire compound decomposes. If the test tube plus calcium carbonate originally weighed 30.08 grams and the loss

What is the difference between anus and ovary

The density of mercury is 13.6 g/mL. What is the volume of a 155-gram sample of mercury?

Which is closest to 0.5? 0.4, 0.505, 0.449, 0.48 or 0.53?

Do you think the Palmer Raids were a valid approach for a government to take? Explain

At what point (x,y) do the two lines with equations x-2y=5 and 3x-5y=8 intersect?