Squid and Octolules are propelled by expelting water, which is maintained in a body cavity. A squid of 6.5 kg (including water in the cavity) is at rest, when suddenly a predator is spotted. A) If the squid has 1.6 kg of water in its cavity, how fast should it expel this water so that it reaches 2.5 m/s and escapes the predator? What is the kinetic energy of the squid after this maneuver?
All other things held constant, if the supply curve for Swiss francs shifts to the left, the dollar price per Swiss franc will ________ and the equilibrium quantity of Swiss francs supplied and demanded will ________. A. decrease; increase B. increase; decrease C. decrease; decrease D. increase; increase
(a) Write the balanced neutralization reaction that occurs between H2SO4 and KOH in aqueous solution. Phases are optional. (b) Suppose 0.750 L of 0.480 M H2SO4 is mixed with 0.700 L of 0.290 M KOH. What concentration of sulfuric acid remains after neutralization?