Chemistry, 02.10.2019 21:00 11AnimalLover11
Liquid octane (ch) has a density of 0.7025 g/ml at 20 °c. find the true mass (murue) of octane when the mass weighed in 18 air is 17.320 g. assume the air density is 0.0012 g/ml and the balance weight density is 7.5 g/ml 17.35
Answers: 3
![[m' \times \frac{1 - \frac{d_{a}}{d_{w}}}{1 - \frac{d_{a}}{d}}]](/tpl/images/0284/1391/dae17.png)
= density of air = 0.0012 g/ml
= density of the balance = 7.5 g/ml![[17.320 g \times \frac{1 - \frac{0.0012 g/ml}{7.5 g/ml}}{1 - \frac{0.0012 g/ml}{0.7025}}]](/tpl/images/0284/1391/1b41f.png)
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Liquid octane (ch) has a density of 0.7025 g/ml at 20 °c. find the true mass (murue) of octane when...
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