Which statement is accurate regarding the total number of significant figures a number contains?
A) As the number of significant figures increases, the precision of the value increases.
B) In science, a measurement is only considered valid if it contains at least four significant digits.
C) As the number of significant digits increases, so does the margin of error in a measurement.
D) The number of uncertain digits increases as the number of significant digits increases.
A
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Answer the following statement true (T) or false (F)
When the following equation is balanced, the coefficient in front of NaCl would be> 
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