CO is not an element because CO is a Compound. Elements contain One capital and one lowercase letter. While Compounds contain two or more capital letters.
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Titanium tribromide, titanium (III) bromide, or titanous bromide.
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D. Protons, Atomic number is the number of protons in an atom.
The attachments dont work, they say that they have been taken down or sum... ?
I wrote the answer on this paper and here is the calculations step by step
very sry the "V" must be replaced with 285 and the 285 must be replaced with "V" and the answer is 231.09 cm3. sorry for the inconvenience.