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Expressed in moles: a) 6,02 • 1022 molecules C2H2; b) 1,80 • 1024 nitrogen atoms; in) 3,01 • 1023 molecules NH3. What is the molar mass of these substances?
After payment You get a ready-made solution to the problem on the chemistry of the manuals for external students Shimanovich IL 2004. (Same as the manuals in 2001, 2003 - but just in case check against the conditions).
The decision is made in the format WORD (extension is nomer_zadachi.doc). Archived archiver in ZIP archive. The solution passed repeatedly in the leading universities of the country, all the mistakes and shortcomings corrected.
I would be very grateful if you leave your positive feedback after the purchase.
Thank you for choosing us!
The decision is made in the format WORD (extension is nomer_zadachi.doc). Archived archiver in ZIP archive. The solution passed repeatedly in the leading universities of the country, all the mistakes and shortcomings corrected.
I would be very grateful if you leave your positive feedback after the purchase.
Thank you for choosing us!
