Chemistry, 22.10.2021 21:20 zafarm2oxgpmx
(1) are separated without any chemical reactions. There are many
different kinds of mixtures. Different mixtures are separated in (2) ways.
Physical (3) separates the components of varying sizes using a
spoon or any scooping material or by picking. The use of (4) can be done
to separate the metallic materials from nonmetallic materials. (5) is the
separation of an insoluble solid from a liquid mixture using a semipermeable
membrane like filter paper.
In decantation, the large particles of insoluble solid are separated from the
(6) mixture. (7) separates the soluble solid from the liquid
component of the solution by evaporating the liquid substance.
choices
magnet
mixtures
filtration
different
manipulation
evaporation
liquid
Answers: 2
Chemistry, 22.06.2019 07:30
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Chemistry, 22.06.2019 15:30
The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
Answers: 1
Chemistry, 22.06.2019 20:00
The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.
Answers: 3
Chemistry, 22.06.2019 22:30
Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?
Answers: 1
(1) are separated without any chemical reactions. There are many
different kinds of mixtures. Dif...
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