Question

8 % NaCl solution indicates the amount of NaCl in 1 litre to be
a) 89 g
a) 80 g
b) 0.8 g
c) 0.08 g​

Answer 1

Answer:

8 % NaCl solution indicates the amount of NaCl in 1 litre to be

a) 80 g

Explanation:

$connentration \: \: \: c = \frac{8 \times 10}{(35.5 + 23)} \\ = 1.367 \: molar \\ now \: amount \: or \: weight \: = c \times v \times m \\ = 1.367 \times 1 \times (35.5 + 23) \\ = 80$

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