Kailphshadle Kailphshadle
  • 01-01-2017
  • Biology
contestada

What element is a gas with a mass number of 19?

Respuesta :

tako1
tako1 tako1
  • 01-01-2017
Fluorine

Check out the periodic table. Exact mass number of Fluorine should appear as 18.99...
Answer Link

Otras preguntas

How did the development of the Bessemer process affect the growth of cities? A. It enabled the mass production of steel, which was used to build new factories.
Find the volume for the regular pyramid. Hexagonal height of 6 and sides of 4
How can you maintain a balance between high-risk and low-risk investments?
Can someone help me please? I don't know how to do this problem, could someone explain step by step? It would be greatly appreciated. I've also included 15 poin
True or False: The sample size you need to estimate the population distribution should always be at least 10% of the population size.
George plans to cover his circular pool for the upcoming winter season. The pool has a diameter of 20 feet and extends 12 inches beyond the edge of the pool.
Add 3 7/12 +2 7/9. Simplify the answer and write as a mixed number.
Fill the blank with the preterite tense of the verb in parentheses. Los señores _____ a la banda ayer. (escuchar)
How did texas come to be dominated by american settlers?
Which separation method would be most successful in separating the components of a homogeneous mixture? A) Screening B) Evaporation C) Centrifugation D) Magnet