subject
Chemistry, 14.07.2021 05:30 carmencolon119

Choose all the answers that apply. Silicon (Si) has 14 protons and an atomic mass of 28. Silicon has . three electron shells 14 electrons 14 neutrons two electron shells 28 electrons

ansver
Answers: 1

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 22:30, britotellerialuis
Ibeg i need 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?
Answers: 1
image
Chemistry, 22.06.2019 02:50, giiffnlojd
Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.
Answers: 3
image
Chemistry, 22.06.2019 08:30, Apple557
The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.
Answers: 1
image
Chemistry, 22.06.2019 09:00, dante766
Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?
Answers: 1
You know the right answer?
Choose all the answers that apply. Silicon (Si) has 14 protons and an atomic mass of 28. Silicon has...

Questions in other subjects:

Konu
History, 21.07.2019 09:10
Konu
Physics, 21.07.2019 09:10
Konu
Geography, 21.07.2019 09:10