evis3Jazzmine
evis3Jazzmine
01-07-2016
Chemistry
contestada
what element has a half-life = to 64
Respuesta :
taskmasters
taskmasters
10-07-2016
The best answer is the isotope of strontium which is strontium-85. It has a half-life of about 64 days. The metal strontioum has four stable, naturally occurring isotopes which includes 84Sr (0.56%), 86Sr (9.86%), 87Sr (7.0%) and 88Sr (82.58%).
Answer Link
VER TODAS LAS RESPUESTAS ( 82+ )
Otras preguntas
What best describes the states of nonmetals when they are at room temperature?
What is a counterclaim in an argumentative essay? A. The information that an author uses to support his or her point B. The combination of two or more ide
Can you help me? Please!!
In the excerpt of Puck’s speech SHOWN HERE, how many couplets do you see? If we shadows have offended, Think but this, and all is mended, That you have but slum
Chicago requires the name of the state to appear with it A). True B). False
At what points does the curve r(t) = ti (6t − t2)k intersect the paraboloid z = x2 y2? (if an answer does not exist, enter dne.)
What is the proper Latin root of doubt?
What is the result of adding -2.9a + 6.8 and 4.4a - 7.3 ?
Describe the functions of hydrochloric acid and pepsin in the stomach
The term television was first used in _____.
