Evidence for sea-floor spreading has come from a.
changes in the
depth of the ocean.
c.
ancient climatic
conditions.
b.
magnetic minerals
on the
ocean floor.
d.
the breakup of
Pangaea.

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

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

How do dying stars contribute to the formation of planets