P=31, Al=27, S=32, 0=16, N=14, H=1, CI=35.5, C=12
AL2(so4)3

=1

Explanation:H = 1, O = 16, C = 12, N = 14 and 14--13 = 1 and your answer is 1

the answer is definitely c.

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.