tjsKsemarahc tjsKsemarahc

03-03-2017
Chemistry

contestada

How many neutrons are in an atom of oxygen-18??

Respuesta :

03-03-2017

the 8 is the atomic number and is equal to the number of protons

the 18 is the atomic mass number (#protons + #neutrons)

so for the number of neutrons = 18-8=10

Answer Link

Otras preguntas

6. Laura wants to buy a bike that costs $80. If she earns $13.75 per week mowing lawns, howmany weeks will she need to work in order to buy her bike?

What is the answer to 1/3x + y = 4

what is the missing number plus 6000,00= 607,000

42,589 rounded to the nearest ten-thousand is

HELP what the four tropical zone cites in the southern hemisphere

2) Car A goes from 0 to 65mile/hr in 10 seconds. Car B goes from 0 to 65 mile/hr in 12 seconds.

What happens to the pressure in all parts of a confined fluid if the pressure in one part is increased?

. Why is Inventory Management important?

Which of the following elements matches the criteria below? 1. Found in period 2 2. Can gain or lose 4 electrons to become its nearest stable noble gas a. F b.

On level ground a shell is fired with an initial velocity of 34.0 m/s at 51.0° above the horizontal and feels no appreciable air resistance.