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54. Solving a chemistry problem
Uploaded:
25.01.2023
Content: 19.rar 15,72 kB
Content: 19.rar 15,72 kB
Product description
19. Find the molecular formula of a compound whose composition is expressed by the following mass fractions of elements (%): C - 77.4, H - 7.5, N - 15.1. The air density of this substance is 3.21.
Additional information
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