Please help if you can. Directions: Answer the following problems. Be sure to show all work. Always include units.
1) . A sample of seawater weighs 158 grams and has a volume of 156 ml. What is the density?
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2) . A cylindrical box with a volume of 200 cm3 holds 432 g of sodium chloride. Calculate the density of the salt.
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3) 200 ml of ethyl alcohol is added to a 60 g graduated cylinder for a total mass of 217.8 g. What is the density of the ethyl alcohol?
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