kransom9628 kransom9628

24-01-2024
Physics

contestada

The half life of Ra-226 is approximately 1599 years. If the amount left after 1000 years is 1.7 grams, What is the amount left after 2000 years? Give an approximation to three decimal places. If you use a formula you must derive it first.

Respuesta :

Otras preguntas

Which base does NOT belong to DNA? Select one: a. Guinine b. Cytocine c. Adenine d. Uracil

What was known as the Golden Age of India?

what is 13,458 rounded to the nearest thousand

What was known as the Golden Age of India?

A major theme of F. Scott Fitzgerald’s work was the idea that the post-war world A.presented chances to become wealthy. B.needed new inventions to fix problems.

What round object is formed when gas and dust are pulled together by gravity, but before nuclear fusion has begun? A. star B. nebula C. protostar D. giant molec

A historian's analysis of events involves knowing the difference between facts and theory. a. True b. False

What is the group number of the most nonmetallic group that contains metalloids?

Most scientists and anthropologists agree that early humans first emerged in _____. A. Asia B. Africa C. Europe D. Australia

Hello, pouvez vous m'aider svp ? (x+3) (x+6) Il faut developper et réduire