51. Write a measurement of centimeters that has 3 non zero digits, two zeroes that are significant and one zero that is not significant

B"hf and f-"  is the correct answer took the test on edgenuity and got it right     

Answerd. may include all of these are many definitions of bases: the  brønsted-lowry definition of acids and bases says that bases are proton acceptors.the arrhenius definition of acids and bases says that bases increase [oh⁻] in solution (thereby producing oh⁻ ions)the lewis definition of acids and bases says that bases donate electron pairs.therefore, the sensible answer is that a base may include all of the described characteristics.