anyboldy help? +40P There is air at 27°C temperature and 1 atm pressure in a 4 liter cylinder of a diesel engine. By pushing the piston, the volume of air shrinks 16 times and the pressure increases 40 times. a) How many moles of air are there in the cylinder? b) What is the final temperature of the air?

The force it would take to accelerate an 900-kg car at the rate of 6m/s2

The average time that it takes for the car to travel the first 0.25m is s. the average time to travel just between 0.25 m and 0.50 m is s. given the time taken to travel the second 0.25 m section, the velocity would be m/s.

Aswimming pool whose volume is 10 comma 000 gal contains water that is 0.01% chlorine. starting at tequals0, city water containing 0.003% chlorine is pumped into the pool at a rate of 5 gal/min. the pool water flows out at the same rate. what is the percentage of chlorine in the pool after 1 hour? when will the pool water be 0.006% chlorine?