itsjustjenny itsjustjenny

26-01-2022
Chemistry

contestada

cesium-137 has a half-life of 30 years. What percent of the radioactive cesium parent atoms will remain after 90 years?

Respuesta :

felipesierra213 felipesierra213

26-01-2022

Answer:

The percent of cesium remaining = 12.5%

Explanation:

look at the picture

Ver imagen felipesierra213

Answer Link

Otras preguntas

Read the excerpt from "'Why do I love' You, Sir?". The Wind does not require the Grass To answer—Wherefore when He pass She cannot keep Her place. What is bei

Confused! Please help and show how you did it.

In telling the details of her father's bravery, Oona tries to explain why she cannot be the wife of a coward. These details also serve the purpose of

briefly explain Abraham Maslow’s hierarchy of needs

A primary incentive for entrepreneurs is _____. a. profit b. a skilled and happy workforce c. notoriety d. seeing an idea come into being e. paying taxes

what were the events that followed shays rebellion

In which sentence is the underlined word a definite article? A. Put an apple in your lunch box. B. Please give me the newspapers. C. Do you eat a

What is the function of evaporation and condensation in the water cycle?

how you would tell the difference between a safe site and an unsafe site

HURRY!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! In which period of American history would you