eduardorivas997 eduardorivas997

13-05-2018
Chemistry

contestada

iodide-131 decays with half life of 8.02 d. In a Sample initially containing 5.00 mg of I 131, what mass remains after 6.01 d?

Respuesta :

mathandscience mathandscience

13-05-2018

You can use the equation f(t) = 5*(1/2)^(t/8.02)

Then plug in 6.01 for time.There remains 2.97 mg in the sample.

Answer Link

Otras preguntas

What class of fire extinguishers is used for

What percent of 392 is 98

Write the point slope form of the line that passes through (6,1) and is parallel to a line with a slope of -3. Include all of your work in your final answer. T

Locate the participial phrase and the word modified. The ship, buffeted by the storm, struggled to safety.

Dr. Betz, a vet, is running a free rabies clinic for her town. She estimates it will take her six minutes for each animal she treats. Dr. Betz has already seen

Suppose you draw a card from a deck of 52 cards. what is the probability that the card you draw is not an ace? there are 4 aces in the deck.131212131131

Coming from the world of live theater, welles was an expert at staging action dynamically. most of the images in his films, such as citizen kane (1941) are tigh

Y=3/4x graph the line.

What benefit does a 401(k) plan provide over an IRA?

As a compromise to the prayer in schools ban, many districts instituted "moments of silence." the 1985 supreme court case of wallace v. jaffree addressed this i