Questions
Subtract 0.2 J from 7.26 J and express the result with correct number of significant figures.
a
7.1 J
b
7.06 J
c
7.0 J
d
7 J
detailed solution
Correct option is A
Subtraction is correct upto one place of decimal, corresponding to the least number of decimal places. 7.26 -0.2 = 7.06 = 7.1J.Talk to our academic expert!
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