kswaggish101 kswaggish101

17-04-2019
Chemistry

contestada

if you start with 48 g of a radioactive substance and have 0.75 g left how many half lives have elapsed

Respuesta :

va648314 va648314

17-04-2019

Answer:

5

Explanation:

48x0.5^5 is 0.75

Answer Link

Otras preguntas

Millie makes her own bird food by combining x lb of sunflower seeds and y lb of cracked corn. She can buy sunflower seeds for $0.18/lb and cracked corn for $0.4

Julio was impressed with the ___________ of the merchandise. technique absence quality quantitative mediocrity

What is the answer to this problem? 5[8-(9x-7)]+6x=0

Which observation supports the idea that light is made of particles? A.Light is produced by the interaction of magnetic and electric fields. B.Light spreads

complement of 47 degrees?

8. Combining a base and an acid forms A. sodium hydroxide. B. ions. C. DNA and gas. D. salt and water.

A room measures 12 feet by 12 feet. A couch is 10 feet and 6 inches long. If you center the couch in the middle of the room, how far will each end of the couch

Find the length of the longest side of the rectangle whose vertices are given. A(2, 1), B(5, 4), C(0, 3), D(3, 6)

Evaluate 3a2 + 4b2 for a = 2 and b = 3

You and two friends pay $40 for tickets. The cost was divided three ways in the ratio of 1:3:6. How much did each person pay?