The mass of an object,4.55 × 
g,expressed in decimal notation is 0.000455 g.
Correct Answer:
Verified
Q2: The decimal number 0.0210 expressed in scientific
Q3: Zeros located between two numbers are not
Q4: Numbers are usually written so that the
Q5: Exact numbers have an unlimited number of
Q6: In multiplication and division calculations,the answer will
Q8: If you count 7 pennies,you can only
Q9: In multiplication or division calculations,the answer will
Q10: The number 7.20 × 103 contains three
Q11: Scientific numbers are reported so that every
Q12: The number 0.010100 has five significant figures.
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