ayerskaleigh ayerskaleigh

03-12-2020
Mathematics

contestada

You have 2,112 grams of a radioactive kind of mercury. How much will be left after 188 days if it's half-life is 47 days?

Respuesta :

mhanifa mhanifa

12-12-2020

Answer:

132 g

Step-by-step explanation:

Initial amount = 2112 g
Time = 188 days
Half-life = 47 days

188 days / 47 days = 4 periods

Mercury left after 188 days:

2112 * (1/2)^4 =
2112* 1/16 =
2112/16 =
132 g

Answer Link

Otras preguntas

Does anybody know a good place where I could find a detailed chapter-by-chapter summary of "Arsène Lupin, Gentleman Burglar"?

1/7 divided by 3 whoever answers this question first will get brainliest and all 5's

PLEASE HELP! I am having a lot of trouble with this. I need an explanation too pls :) Thank you

Which procedure is an attempt to correct a genetic disorder by replacing a mutated gene with a normal allele? O selective breeding • cloning O artificial select

Which action could a student take to produce a longitudinal wave with a large amplitude? A. Drop a pebble in a pond. B. Light a candle. C. Bang on a drum. D. S

What is one of the first things a social scientist should consider when designing a research project involving human subjects?

exe files are types of trojan and malware virus and they send you blue screen of death.

SOMEONE PLZZZ HELP ME THIS IS DUE IN LIKE 5 MINS (I WILL MARK BRAINLIEST)

please help me. I need it!

someone help me with this.