A 0.1 m diameter nozzle is bolted with 8 bolts to the flange of a 0.3 m diameter horizontal pipe line and discharges water into the atmosphere at a velocity of 32.7m/s. Calculate the load in each bolt if the pressure in the pipe is 650 kN/m² and the atmospheric pressure is 1 bar.

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !