Question 3
a compound is the chemical bonding of a two or more solutions b two or more mixtu...
Physics, 03.02.2020 19:54 mvtthewisdead
Question 3
a compound is the chemical bonding of a two or more solutions b two or more mixtures c two or more elements
question 4 which item is a mixture? a copper b table salt c carbon d air question 5
a sample of matter that contains only one kind of atom would be classified as a a homogeneous mixture b an element c a heterogeneous mixture d a compound
question 6
which action will make a solid solute dissolve more slowly in a liquid solvent? a decreasing the solvent’s temperature b stirring the solution c crushing the solute into small pieces question 7
a chemical change is required to separate the components of a a heterogeneous mixture b compound c homogeneous mixture question 8
solutions and heterogeneous mixtures have a parts that are chemically bonded to one another b parts that are physically mixed c individual parts that can be seen without a microscope
question 9
matter that is always composed of the same combination of atoms is a a solution b substance c mixture question 10
adding more solute to a solution changes the a polarity of the solute molecules b solubility of the solute c concentration of the solution
question 11
saturated is a term that is used to describe a polarity b ph. c solubility d concentration question 12
evaporation, a physical change, could be used to separate the components of a(n) a substance b mixture c element d compound
question 13
which phrase describes the parts of a solution but not the parts of a heterogeneous mixture? a evenly mixed b easily visible with the unaided eye c always a single type of atom d chemically bonded question 14
which item could be separated into its component parts only by using a chemical change? a granite b air c table salt d salt water
Answers: 3
Physics, 22.06.2019 06:40, miaglory3828
Light traveling in a medium with a refractive index 1.19 is incident on a plate of another medium with index of refraction 1.79. at what angle of incidence is the reflected light fully polarized?
Answers: 2
Physics, 22.06.2019 07:40, sanafarghal
Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear
Answers: 2
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