S22400589 S22400589

04-05-2020
Mathematics

contestada

If 40% of a radioactive substance remains after 20 years, what is the half-life of the substance?

Respuesta :

abrienbowman7 abrienbowman7

04-05-2020

Answer:

192 Hr

Step-by-step explanation:

Answer Link

cuentaprivada046 cuentaprivada046

04-05-2020

Answer:

it would be 176hrs of half life

Answer Link

Otras preguntas

which of the following is equivalent to the complex number shown above?The choices for the answer are :i-4i+4-i-4-i+4

The San culture is an influential part of southern Africa. As with many African cultures, modern issues threaten this group's traditions. What are some continue

Think about the process of analyzing how participation in World War I changed the cult international political policies of the United States. How did this proce

show that the lines x2-4xy+y2=0 and x+y=3 form an equilateral triangle also find area of the triangle

Q5, plsss need help, its timed..........

In “12 Angry Men” which juror was the first to join No.8 and why?

To keep your muscles in good shape, you should aim for strength training _________ per week. A. five times B. three times C. once D. twice Don’t answer unless u

which proportion could be used to express 18/20 as a percent

Can someone plsss help me in this.

The number of liters of water remaining in a tank t minutes after the tank has started to drain is R(t) = 2t^3 - 20t^2 -72t + 820. At what moment is the water d