Carbonic acid loses ____________ hydrogen ions to become a carbonate ion. Fill in the blank(s) with the appropriate word(s)
two, 2
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Which of the following statements about radiation is true?
A. Radiation has no beneficial health applications. B. Radiation is new: It is a man-made phenomenon. C. Radiation can be a useful tool. Like fire, it is only dangerous when misused. D. all of the above E. only A or B
Photosynthetic autotrophs changed the composition of the atmosphere during the oxygen revolution. Indicate whether the statement is true or false
During the Indian wet monsoon, the prevailing winds blow ________ in the ________.
A. onshore; winter B. onshore; summer and winter C. offshore; winter D. onshore; summer E. offshore; summer
The frequency of reported tornadoes would be favored by all the conditions EXCEPT
A. north-south mountain chains. B. sophisticated detection ability. C. proximity to a supply of warm moist air. D. upper level wind shear.