subject
Chemistry, 01.09.2020 03:01 lacourboud20005

An atom has 23 protons, 25 neutrons and 23 electrons. what is the element symbol
what is the atomic number
what is the mass number

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 21.06.2019 14:00
Acar tire has a pressure of 2.38 atm at 15.2 c. if the pressure inside reached 4.08 atm, the tire will explode. how hot would the tire have to get for this to happen? report the temperature in degrees celsius.
Answers: 2
question
Chemistry, 22.06.2019 23:30
With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals
Answers: 3
question
Chemistry, 23.06.2019 04:00
Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese
Answers: 1
question
Chemistry, 23.06.2019 05:30
What is the body’s main processing system? it uses input from various parts to control voluntary and involutiontary movement. it’s composed of two main parts-the brain and spinal cord. a. nbs b.cns c. ans d. pns
Answers: 1
You know the right answer?
An atom has 23 protons, 25 neutrons and 23 electrons. what is the element symbol
what is the...
Questions
question
Mathematics, 15.04.2021 07:10
question
Chemistry, 15.04.2021 07:10
question
Social Studies, 15.04.2021 07:10