Magnesium reacts with nitric acid (HNO3) to produce hydrogen gas.
Which of the following will result the fastest reaction?
A. Lumps with dilute acid at 40°C.
B. Powder with dilute acid at 20°C.
C. Lumps with concentrated acid at 20°C.
D. Powder with concentrated acid at 20°C.
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Answer:
ans d power with concentrated acid at 20°c
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