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? asked in Science & MathematicsChemistry · 1 decade ago

Help...friend set me this chemistry challenge and im stuck.find the substance?

I have asked before but people seem to think im a kid needing homework help.

Im 19 studying law so definately not homework.

My friend is studying chemistry and had this work to do. She said I wouldnt understand and she was right.

Can you please help. I am really confused and would love to know if the answers I have been scribbling down are right.

http://tinypic.com/usermedia.php?uo=Y%2FhLISduVV4D...

The link goes to table

Using the table identify the following substances( use letters at top of table)

a- metal

b- diamond

c- graphite

d- water

e- gas at room temperature

f- liquid at room temperature

g- substance with simple molecular substance

h- substance with giant covalent structure

i- substance held together by electrostatic forces

j- held together by weak molecular forces

k- held together by strong covalent bonds

l- likely to demonstrate malleability

Thanks and sorry for length

3 Answers

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  • 1 decade ago
    Favorite Answer

    a) D - conducts electricity when solid

    b) F - high melting point

    c) E- sublimes

    d) B) - melting/ boiling point

    e) A) - boiling point <20

    f) D) - water

    g) D) - Water H2O

    h) F) - Diamond

    i) C) - high melting point, conducts when molten i.e. ionic

    j) A) - called van-der-vaals

    k) E/F

    l) B) - most metals are malleable (can be hammered to change shape.)

  • ?
    Lv 4
    4 years ago

    looks to me the assumption being conveyed interior the Bible is that the human physique is made up of the components discovered on the exterior of the floor (the airborne dirt and dust), and not from the middle of the earth. Oxygen, being the main considerable element on earth’s crust or on the floor, makes up sixty 5 p.c. of the human physique, and carbon, additionally considerable on the perfect soil of the floor, is eighteen p.c., and hydrogen is 10 p.c.. The fifty 9 factors discovered interior the human physique are all discovered on the earths crust and while a ineffective physique decomposes those factors return to the earth. (airborne dirt and dust to airborne dirt and dust via fact the Bible places it). What the Bible says looks to absolutely tournament the scientific composition (and decomposition) of a human physique so i do no longer understand why absolutely everyone has a situation with that or feels that it is not what occurs?

  • 1 decade ago

    it looks like you are supposed to just classify everything....think of the list as boxes to put your items in.

    the above answers seem to be correct, but then again its been a while lol.

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