Chemistry, 30.07.2019 03:00 SophieStar15
Check my answers? which of the following best describes the motion of the particles in a piece of steel? none are moving a few are moving x all are moving (my choice) most are moving most x are dense and difficult to compress (my answer) are able to flow are amorphous have a disorderly structure cyrstals are classified into how many different crystal systems? 4 5 6 x 7 (my answer) !
Answers: 2
Chemistry, 22.06.2019 08:30
Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol
Answers: 2
Chemistry, 22.06.2019 10:00
Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this
Answers: 3
Chemistry, 22.06.2019 12:30
Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
Answers: 2
Check my answers? which of the following best describes the motion of the particles in a piece of s...
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