jkiyah30 jkiyah30

15-04-2017
Chemistry

contestada

an isotope of cesium (cesium-137) has a half-life of 30 years if 1.0g of cesium-137 disintegrates over a period of 90 years how many g of celsium-137 would remain

Respuesta :

cyprusgirl123 cyprusgirl123

15-04-2017

The answer is after 3 half lives

Answer Link

Otras preguntas

In addition to the ability to read and write essays, what other literacies have you developed?

Explain the difference between positive and negative feedback mechanisms and use examples that are easy to understand for non-biologists, such as valves releasi

Find the y-intercept from the following linear equation: -2x + 8y = -32

The odds in favor of a randomly selected person in a certain classroom is left handed are 3:22. What is the PROBABILITY that a randomly selected person from the

SKILLS FOCUS 1. Locate examples of biblical allusion in the text. Analyze how these allusions add layers of meaning and style. She Unnames them

Other than a car, what are some common large purchases that offer financing or payment options you should avoid? list at least two examples.

The United States is an example of which governmental system? A. democratic republic B. communism C. dictatorship D. oligarchy Reset Next

Tiny houses are a trend that is not growing quickly because of the giant carbon footprint that these houses have. A-True B- False

What is the angle between x leg and the hypotenuse?

“Be comfortable not knowing." (Eckhart Tolle) What does Tolle mean by this? How can one get used to "not knowing?" What are the advantages of "not knowing?