Where is altitude measured in meters? How did this affect the MD-11?

Iwll give extra points to who gets this for ! what type of reaction is this? ?

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na, so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g