1.A 2m^3 of block is placed in oil (SG = 0.8) and displaces 1.5m^3 of the oil. Calculate the weight, mass and specific gravity of the block
2.determine the moment of the force f about an axis extending between A and C. Express the result as a cartesian vector. A is at the origin, C is at (4,3,0) and F = (4i + 12j -3k) lb coming out of B (4,3,-2).
3.A water sample contains 118mg/L of bicarbonate ion, 19mg/L of carbonate ion, and has a pH of 9.5. What is the alkalinity of this water expressed as mg/L of CaCO3?
4.The Jordan aquifer has been pumped for several decades, yet remains fully saturated. Explain where the water is coming from