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How many grams of ruthenium contains the same number of atoms as 10.7 micrograms of hafnium?

2007-04-24 18:13:39 · 1 answers · asked by demolitionman 1 in Science & Mathematics ➔ Chemistry

Molar mass of Hf = 178.5

Molar mass of Ru = 101

Thus, equiv mass of Ru = 101*10.7x10^-6/178.5

= 6.05 microgram.

2007-04-24 19:56:49 · answer #1 · answered by ag_iitkgp 7 · 0⤊ 0⤋

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