Question

Calculate the atomic mass of following formulas (3)

a) C2H5OH b) HNO3 C) NaCl​

Answer 1

Answer:

H = 1, C= 12, O = 8, N = 14, CL = 35.5

Explanation:

a) 12×2 + 1×5 + 8 + 1

= 38 u.

b) 1 + 14 + 8×3

= 39 u

c) 23 + 35.5

= 58.5 u

DH_DeVil

Answer 2

Answer:

a) C2H5OH = 46.07g/mol

b)HNO3 = 63.01g/mol

c)NaCl = 58.44 g/mol

Explanation:

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