A student used 16.5 cm3 of nitric acid to neutralise 25 cm³ of 0.4 mol dm-3 sodium hydroxide solution. What is the concentration of nitric acid used? A）0.61mol dm-3
B）0.40mol dm-3
C）0.30mol dm-3
D）0.20mol dm-3

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Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.

Which sentence from holes contains an implied personality trait? stanley and his parents had tried to pretend that he was just going away to camp for a while, just like rich kids do. he'd just been in the wrong place at the wrong time. stanley felt somewhat dazed as the guard unlocked his handcuffs and led him off the bus. stanley nodded to show he understood