4 2 points Niobium is a transition metal used for making airplane propellers stronger as well...

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Niobium is a transition metal used for making airplane propellers stronger as well as making eyeglasses...

Niobium is a transition metal used for making airplane propellers stronger as well as making eyeglasses thinner. As a metal, it has a heat of fusion of 26.8 kJ/mol. Calculate to heat required to completely melt 194g of niobium metal at its melting point. Use 92.91 g/mol as the molar mass of niobium. Type your answer
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