abenezerh994 abenezerh994

04-06-2021
Chemistry

contestada

an atom has 19 protons and 20 neutrons. what is the atomic number with steps

Respuesta :

farhan36511 farhan36511

04-06-2021

Answer:

39

Explanation:

add em up

Answer Link

abuhuryrah1234 abuhuryrah1234

04-06-2021

Answer:

It's 39 I hope it is correct answer

Explanation:

HAVE A NICE DAY

Answer Link

Otras preguntas

please help me on number one

If a fast-moving neutron were to hit an atomic nucleus and break it into smaller atomic nuclei, a ________ reaction would occur. a. fusion b. fission c. phys

The curved edge of a circle is called the? (a) Chord (b) arc (c) circumference (d) sector

An oligarchy is a form of government where one king rules? True or False

A recipe for a batch of cookies calls for 1212 cup of white sugar and 1414 cup of brown sugar. How much sugar will you need to use for 1 batch?

A machine called a centrifuge is used in _____.

What does beguile mean?

which of the following best explains the central role of carbon in the chemistry of living organisms? a. carbon forms many molecules with ionic bonds b. carbon

for every 4 small popcorns sold at the theater there were 3 large sold. what is the ratio of small sold to large sold?

How can sport either support or impede nation building?