subject
Chemistry, 30.10.2021 05:10 xjsg

8 g mixture of SiO2 NaCl NH4Cl is being heated in an evaporating dish, NH4Cl sublimes at about 550 oC , the remaining mixture weighs 6.5 grams. Water is added to the remaining mixture and SiO2 is sedimented and dried and weighs 2.5g. What is percentage Composition of the mixture

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 21.06.2019 21:30
How air particles exert a pressure on the inside of the balloon
Answers: 1
question
Chemistry, 21.06.2019 22:30
Is this a single replacement reaction or there is no
Answers: 2
question
Chemistry, 21.06.2019 23:00
Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom
Answers: 1
question
Chemistry, 22.06.2019 12:30
Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
You know the right answer?
8 g mixture of SiO2 NaCl NH4Cl is being heated in an evaporating dish, NH4Cl sublimes at about 550 o...
Questions
question
Mathematics, 17.12.2020 21:10
question
History, 17.12.2020 21:10
question
Chemistry, 17.12.2020 21:10
Questions on the website: 13722360