Mostconductingmaterialssuchascopper,aluminum,iron,nickel,andtungsten（）. A: increaseinresistancewithincreasedtemperature B: increaseinresistancewithdecreasedtemperature C: decreaseinresistancewithincreasedtemperature D: increaseinconductancewithincreasedtemperature

Passage Three What kind of minerals can we find on the ocean floor A: Iron and copper. B: Gold and copper. C: Nickel and bronze. D: Iron and bronze.

Both nickel and iron are whitish metals ____. A: that are attracted by magnets B: that magnets are attracted by them C: are attracted by magnets D: magnets that attract them

When nickel ion in the nickel plating solution is titrated with the EDTA standard solution, the purple color of the end point is the color of the complex formed by the murexide indicator and the nickel ion.

When nickel ion in the nickel plating solution is titrated with the EDTA standard solution, the purple color of the end point is the color of the complex formed by the murexide indicator and the nickel ion. A: 正确 B: 错误

nickel的意思是___________.

The core is composed of pure nickel and iron.

中国大学MOOC: A nickel in the shoe means that _________.

The main social services of the iron and steel industry system are the provision of iron and steel products and the consumption of iron ore A: 正确 B: 错误

The planet Venus is almost exactly the same size and mass __________ Earth, with a similar interior, including a nickel-iron core. A: to B: as C: is D: than