If you look at your Chemistry reference table, the answer should be about 62g of NH4Cl. Lining up the lines of solubility and temperature, you should come to that answer.
Answer: FALSE
Explanation: Magnesium is more reactive.
Hope this helps!
Naked lights: lit candles, smoking a cigarette, carrying a box of matches are,<span> prohibited, as they could ignite any methane gas in pockets of the mine.</span>