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

help. again... which is a rational number.

A gumball machine contains 23232323 green gumballs, 52525252 red gumballs, 34343434 blue gumballs, 61616161 yellow gumballs, and 30303030 pink gumballs

Amy's mac notebook weighs 1/2 pound her science notebook weighs 7/8 pound into history notebook weights 3/4 pound what are the weights in order from lightest to

if tan y/2 = sin y/2 then cos y =?

i need help.on this one!

3) The most common isotope of hydrogen contains a proton and an electron separated by amount 5.0•10^-11m. The mass of a proton is approximately 1.7•10^-27 kg. T

What is the word form of 6.87

There are twenty amino acids in living organisms. ten of these are referred to as essential amino acids. why are they called essential amino acids?

What type of stress is placed on reverse fault

Individuals during the Classical era were interested in ancient civilizations. true