andres1998ar25p863f9 andres1998ar25p863f9

03-05-2018
Mathematics

contestada

the half-life of bismuth-210 is 5 days. if 25 grams of bismuth-210 are present initially, how much will remain after 10 days?

Respuesta :

LammettHash LammettHash

03-05-2018

10 days is twice the half-life. After 5 days, can expect [tex]\dfrac{25}2[/tex] grams to remain; after another 5 days, you'd be left with [tex]\dfrac{25}4[/tex] grams.

Answer Link

Otras preguntas

3 yards 5 feet 6 inches x 7=

If erin speaks to her husband on tuesday, what word or phrase does the modifier belong to?

Solve for system of equations. y = x²-3x + 4 x + y = 4

Which of the following exponential regression equations best fits the data shown below? X -4 -3 -2 -1 0 1 2 3 4 y 1.07 1.98 2.93 3 9 10 16 25 36 A. y 3.02 3.67*

According to the law of conservation of energy, which changes would INCREASE the total energy of a system? A. An addition of 400 J of thermal energy and a loss

Two dice are rolled. Event A is that the sum of the numbers is 7 or 11. Event B is that the sum of the numbers is 11 or 12. Find the probability of Event A or B

Among black respondents to the 2008 GSS, 167 had no small children at home, and 44 did have small children at home. Among those black respondents who had no sma

Please click on image to see questions. Greatly appreciated.

What’s 2+2 pls pls pls pls pls pls pls pls pls pls pls pls pls pls pls pls pls pls

Describe the stage of product design