Hailthegreat Hailthegreat

29-06-2020
Mathematics

contestada

The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half its initial mass. Starting with 190 grams of a radioactive isotope, how much will be left after 3 half-lives?

Respuesta :

edzar3321 edzar3321

29-06-2020

Answer:

23.75

Step-by-step explanation:

190/2=95

95/2=47.5

47.5/2=23.75

Answer Link

Otras preguntas

someone help, this is trig, i have to do SOHCAHTOA here, i think this question is for sin but im not sure how to do it

Which equation has infinitely many solutions? 1) 5(2x + 4) = 10x - 12 2) 5(2r + 4) = 10(r + 2) 3) 5(2r + 4) = 12r 4) 5(2x + 10) = 20(x + 1)

250 g flour is needed to bake a 1 kg cake. Find the amt of flour needed for a 2 1/2 cake

how much is heme and non heme iron absorbed daily?

Question number 5 please. I wrote it down if you can't see the whole question from the photos. 5. Figure 3.33 shows the Millau viaduct in south-western France.

Identify the reagents a-i that you would use to accomplish each of the following transformations. a) CH₃CH₂OH a→ CH₃COOH b) C₆H₆ b→ C₆H₅Cl c) CH₃CH₂COOH c→ CH₃C

How many adjectives does this sentence contain? The woman's brown hair blew upward in the strong wind.

Which statement is the most likely conclusion you can draw from the cause- and-effect relationship shown in the diagram? Cause The Industrial Revolution comes t

True or false? Dispositionism refers to the view that our behavior and actions are determined by our immediate environment and surroundings.

For a fixed amount of gas at a constant temperature, the volume of the gas is inversely proportional to its pressure. The function IMAGE relates the volume in c

RELAXING NOICE