English Language · English
Which choice completes the text so that it conforms to the conventions of Standard English? Materials scientist Marie-Agathe Charpagne and her colleagues believed they could improve on the multicomponent alloy NiCoCr, an equal-proportions mixture of nickel (Ni), cobalt (Co), and chromium (Cr), by replacing chromium with ruthenium ______ the alloy that resulted, NiCoRu, turned out to be an unsuitable replacement for NiCoCr.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(Ru)
- 2(Ru) but
- 3(Ru),
- 4(Ru), but✓
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(Ru), but
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