SecretStupid SecretStupid

03-06-2020
Biology

contestada

What is the mass number of an ion with 106 electrons, 157 neutrons, and a +1 charge?

The answer is NOT 126

Respuesta :

03-06-2020

#electrons equal #protons = 106
Plus 1 charge => m protons = 106 + 1 = 107
Mass number: 107 + 157 = 264 g/mol

Answer Link

Otras preguntas

Sound: The more _______ a sound has, the _________ its volume is.

25% of what nember is 19

WHICH EXPRESSION IS EQUIVALENT TO SIN 22 COS 18 + COS 22 SIN 18?

which organism would more closely resemble it's parent,one produced by asexual reproduction,or one produced by sexual reproduction? why?

which organism would more closely resemble it's parent,one produced by asexual reproduction,or one produced by sexual reproduction? why?

does a solution have to involve a liquid? explain.

Mrs.Savin receives a weekly base salary of $500,plus a commission of $1200 on each car that she sells. Write a function rule relating her total weekly pay p to

Each verb below, one noun does not go with it. Which one? 1/ discover ( the truth, a cure, DNA, gold ) 2/ make ( cars, a discovery, a phone call ) 3/ tell ( hel

if a pH of water is 5.3 then 4.3 is it 1.0 less acidic 1.0 less basic

What is the 50th term of the arithmetic sequence 4, 10, 16, 22, … ? Can someone explain this one?