Juan50464161 Juan50464161

11-11-2020
Chemistry

contestada

what percent of a sample of a radioactive element whose half life=5.0 years will decay after 25 years?

Respuesta :

11-11-2020

Answer:

Calculate the rate of decay constant for U-238 if its half-life is 4.468 × 109 years. Answer: If the problem is referring to the half-life, then the ratio of = 0.5 because half of the original sample has already undergone decay.

Explanation:

Answer Link

Otras preguntas

how many ninths to make the same as 1/3

valerie purchased x tubes of lipstick at $4 each and y bottles of nail polish at $2 each. she spents less than $12 not including tax. which point represents a

There are 2 prime numbers between 100 and 199 such that the tens digit is a prime number, the ones digit is a prime number, and the tens and ones digits taken t

how do you use the word venerable in a sentence

How many times can 85 can go into 180

what is 34.14 in expanded form

What is the national animal of Paraguay?

press downward a. potent b. prepress c. Access d. overt

The radius of a cylinder is 15 cm, and its volume, found using 3.14 to approximate pi, is 19,782 cm3. What is the height of the cylinder? ______cm

what are the 2 major groups of amphibians