Assume that all pipes are schedule 40, commercial steel, 1. estimate the pressure drop for 1000 ft3/min of hydrogen flowing in a 6-in diameter pipe 500ft with assumption of constant density [μ- 0.009cp, ρ = 0.0052 lbm/ft')]

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?