Q 1. The Pascal (Pa) is actually a very small unit of pressure. To show how small 1 Pascal is, convert it to lb/ft2. 2. What is the weight in newtons of an object that has a mass of (a) 10 kg, (b) 0.5 g, (c) 4.5 Mg? Express the result to three significant figures. 3. The specific weight (wt./vol.) of brass is 520 lb /ft3. Determine its density (mass/vol.) in SI units. 4. Water has a density of 1.94 slugs/ft3. What is the density expressed in SI units? Express the answer in three significant digits. 5. Determine the mass in Kilograms of an object that has a weight of (a) 20 mN, (b) 150 kN, (c) 60 MN. Express the answer to three significant digits.