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which two gases are formed when copper(II) carbonate and magnesium react with each other?

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rightie..thanks :):)

plz explain q16

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vaanderwals ??

Which property do diamond and graphite have in common? A They are giant structures. B They can act as lubricants. C They can conduct electricity. D They contain only covalent bonds. why is the option D wrong?

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The mass of one mole of a chloride formed by a metal Y is 74.5 g. What is the formula of the chloride? A Y3Cl B Y2Cl C YCl D YCl 2

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how?

what is difference b\w condensation and addition polymers?

q8,12,26,40 Attached Files: 5070_s09_qp_1.pdf File size: 145.8 KB Views: 0

student takes any objects and focuses its image on wall(or any mirror as a screen.lens is moved towards screen.lenghth of lens from screen is measured at the point when sharp image forms,this is the focal length.

INSHALLAH!!

oh yes!i got it!thanks a lot:)

anyone plzzz tell how we to fill table in Q1(b)...plz tell asap,have paper this morning.............