The ignition temperatures of four substances L, M, N and O are 350˚c, 240˚c, 150˚c and 400˚c respectively. Which of the following pairs of substances will catch fire at 300˚c?
A. L and M
B. M and N
C. N and O
D. L and O
Answers
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Answer:
b.m and n
Explanation:
you see when you add m a
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