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Problem solving: Solve the following and show your complete solution.
1. Calculate the density in g/mL of 0.4L of solution weighing 150 grams.

2. What is the density of a rock that has a volume of 12.0mL and a mass of 67.5 grams.

3. A student places a sample of pure liquid in a flask with a capacity of 20.0mL. The dry flask has amass of 31.5 grams and the filled flask has a mass of 55.8 grams. What is the density of the liquid?

4. Calculate the density of a wooden block measuring 15.24 cm x 12 cm x 5.1 cm and weighing 3.25 kilograms. Calculate the density of the wooden block in grams per cubic centimeter, g/cm3.

Sagot :

M50475715GO

Answer:

1. 0.357

2. 5.625

3.87.885

4. 932.688

Explanation:

1.150/400=0.375

2. 67.5/12.0=5.625

3.31.5×55.8/20.0= 87.885

4.15.24×12×5.1=932.688

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