The melting point of Vanadium (V) is 19100C.

The melting point of Tantalum (Ta) is 30170C.

Which of the following is the best estimate of the melting point (in 0C) for Niobium?

Group of answer choices

2950

1750

3200

2460

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

Classify this reaction: 2al+n2-> aln.