lindsay9865 lindsay9865

28-05-2022
Chemistry

contestada

The half-life of a certain element is 100 days. How many half-lives will it be before only one-fourth of this element
remains?
4
50
25
2

Respuesta :

potatoseed69 potatoseed69

29-05-2022

It will take 2 half-lives so D.

Answer Link

Otras preguntas

What is the period, in seconds, of a simple pendulum of length 3 meters? Use the gravitational constant g = 9.8 m/s2 and round your answer to two decimal places

which event brought reconstruction to and end? A) The removal of federal troops from the south B) The passage of Jim Crow laws throughout the south C) The rati

What is federalism? Taking the issue of a minimum drinking age 21 should this area be regulated by the federal government the state government or both

the equation models the (h) height in centimeters after (t) seconds of a weight ttached to the end of a spring that has been stretched and released. h=7cos(pi/3

What do I do to solve this problem?

The table represents a linear function. The rate of change between the points (-5, 10) and (-4,5) is 5. What is the rate of change between the points (-3,0) and

Read and select the correct sentence. Voy al patio. Voy a la patio. Voy a el patio. Voy en patio.

what was the most significant change resulting from reconstruction? A) A reduction in racial discrimination throughout the nation B) improvements in the system

17. Medical record documentation is important because “If it’s not documented in the medical record then it didn’t happen.” Let’s imagine you’re watching a re-

the sum of two numbers is zero. when 15 times the smaller numbers is added to 10 times the larger, the result is 1. find the two numbers.