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a 1.020 g sample of sodium fluoride is dissolved in water and then precipitated with calcium...
Chemistry, 20.11.2019 06:31, berankworthy7153
1.
a 1.020 g sample of sodium fluoride is dissolved in water and then precipitated with calcium
nitrate solution. if the calcium fluoride precipitate weighs 0.905 g, what is the percent
yield?
2 naf(39) + ca(no3)2(aq) > caf2 (s) + 2 nano3(aq)
Answers: 1
Chemistry, 22.06.2019 10:00, 2019reynolds
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
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What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5
Answers: 1
Chemistry, 22.06.2019 14:30, Kiaraboyd9366
Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.
Answers: 1
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