Determine the volume of 0.205 m koh solution required to neutralize each sample of sulfuric acid. the neutralization reaction is: h2so4(aq)+2koh(aq)→ k2so4(aq)+2h2o(l)

Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.