SaniyahI748349 SaniyahI748349

28-10-2022
Mathematics

contestada

The half-life of a radioactive kind of molybdenum is 3,500 years. How much will be left after 7,000 years, if you start with 63,720 grams of it?

Respuesta :

DaleryS199588 DaleryS199588

28-10-2022

[tex]m=63720\cdot(\frac{1}{2})^{\frac{7000}{3500}}=63720\cdot(\frac{1}{2})^2=\frac{63720}{4}=15930gr[/tex]

Answer Link

Otras preguntas

Complete the equation of the line through (3,-8)(3,−8)left parenthesis, 3, comma, minus, 8, right parenthesis and (6,-4)(6,−4

Why is Grendel so disgusted by the speeches of the fourth priest??

What is an equation of a line that passes through the point (-2 3) and is parallel to the line whose equation is y=3/2x-4?

Modern human lifestyle depends on fossil fuels to generate electricity. Predict and explain the long term effect on the environment of obtaining and using fossi

What is the explicit rule for the sequence? 10.5, 9, 7.5, 6, 4.5, 3, ...

Greg has 60 building blocks. His sister gives him 17 more blocks.he uses 38 blocks to make a tower.how many blocks are not used in the tower?

The diagram below shows a portion of the rock cycle.

What would most likely cause the wolf yo lie down belly up?

A cab company charges according to the following rate chart. Which graph correctly represents the rates?

find the equation of a straight line passing through the points (3,2)and (-3,6)giving the answer in the form x/a+y/b ,where a and b are constants