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Choose the number that correctly fills the blank in each item .
-One gallon is equal to ________ pints.
Q11: The conjugate acid of HCO₃- is _.<br>A)
Q23: Which orbital is a spherical shape?<br>A) 2s<br>B)
Q35: Which of the following elements may have
Q38: CxCly<br>A)x = 2, y = 1<br>B)x =
Q55: Uranium-238 can capture a neutron inside a
Q58: A compound is produced when 6.08 g
Q71: Which ion contains 18 electrons?<br>A) Ca+<br>B) CL<sup>₂-</sup><br>C)
Q100: The pH of natural rainwater is close
Q107: An aqueous solution of pOH 5 is
Q132: The p-block represents a region on the