mslySueleMwa mslySueleMwa

30-12-2015
Chemistry

contestada

Which isotope will spontaneously decay and emit particles with a charge of +2?
(1) 53Fe (3) 198Au
(2) 137Cs (4) 220Fr

Respuesta :

31-12-2015

(4) 220Fr, known as Francium-220, undergoes alpha decay, which emits an alpha particle, also known as a helium nucleus, which has a charge of +2.

Answer Link

Otras preguntas

A new parking lot is being built for a medical office. the expression representing the number of parking spots in the new lot is 15x/4 -9 , where x represents t

#23 please!!! Thanks

Before cities can exist, it is necessary that the civilization have: enough farmland large population of nonfarmers large amount of industry complicated road sy

An amusement park sells child and adult tickets at a ratio of 8 to 1. On Saturday they sold 147 more child tickets than adult tickets. How many tickets did the

A student wonders, “does the moisture content in soil affect how far a worm can dig?” identify the variables that are being considered in this experiment and th

the length of a pipe will weigh the most when

A scientist wants a 66 ounce saline solution with concentration 12% . She has concentrations of 4% and 15% . How much of each solution must she use to get

What is/are the product(s) of a neutralization reaction of a carboxylic acid?

In which of the following books would a reader most likely use an unfamiliar word's connotation to make meaning? A. an algebra textbook B. a political speech

Who is the main character in the story of the outsiders? What is the central conflict affecting the main character? how does the mai character resolve this prob