Physics, 03.03.2021 18:00 adajadavis2843
Which of the following combinations would form an atom with no charge (neutral)?
3 protons, 3 neutrons, 4 electrons
4 protons, 3 neutrons, 4 electrons
5 protons, 5 neutrons, 4 electrons
5 protons, 6 neutrons, 6 electrons
Answers: 3
Physics, 21.06.2019 23:30, xxxamslashxxx9
If 21.2 kcals of energy is released by this reaction, how many kj does the reaction release? (1 cal 4.184 j)
Answers: 1
Physics, 22.06.2019 20:30, sza2016
This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.
Answers: 1
Which of the following combinations would form an atom with no charge (neutral)?
3 protons, 3 neutr...
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