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Thomissa
Questions (2)
determine the mass of a ball with a velocity of 35.1 m/s and a wavelength of 8.92 x 10^-34
0 answers
905 views
how many C2H4 molecules are contained in 45.8 mg C2H4 when the molar mass of C2H4 is 28.05g/mol
2 answers
1,700 views
