Deadra568 Deadra568

21-05-2014
Biology

contestada

What element has 81 protons in the nuclei of its atoms?

Respuesta :

alishahobbsx alishahobbsx

21-05-2014

Tl = thallium

look at the periodic table look for element number 81 on the periodic table and that's TI

It's mass number is 204.38

Answer Link

Otras preguntas

Japan distinguished itself globally from other Asian nations in all of the following ways, except ____________ . a. developing a modern and booming industry c.

Dehydration can be very serious and make you nauseated. True False

Expand the squared binomial (x+4)^2

A solution of ammonia and water contains 3.80×1025 water molecules and 8.60×1024 ammonia molecules. How many total hydrogen atoms are in this solution?

simplify (1-(-1/3)) (1-5/6)

The figure shows Atwood's machine, in which two containers are connected by a cord (of negligible mass) passing over a frictionless pulley (also of negligible m

Greg gave a glass of water to each person at dinner. He put more than 2 ice cubes in each glass. Each glass had the same number of ice cubes. How many ice cubes

What mineral is used as a coating for steel to prevent rust and is combined with copper to produce brass?

A solution of ammonia and water contains 3.80×1025 water molecules and 8.60×1024 ammonia molecules. How many total hydrogen atoms are in this solution?

The Sun has more gravity than the other planets in our solar system because the Sun is A) hotter. B) more massive. C) made of plasma. D) undergoing fusion.