For each of the following numbers, determine the number of significant figures it contains, rewrite it without using scientific notation, and determine the number of significant figures in the result. (a) 3.050 x 10^-4, (b) 4.3200 x 10^2, (c) 8.001 x 10^-7, (d) 2.006080 x 10^5, (e) 1.503 x 10^-5, (f) 6.07510 x 10^4.

Question

Jose Villa

Chemistry

16 April, 10:46

For each of the following numbers, determine the number of significant figures it contains, rewrite it without using scientific notation, and determine the number of significant figures in the result. (a) 3.050 x 10^-4, (b) 4.3200 x 10^2, (c) 8.001 x 10^-7, (d) 2.006080 x 10^5, (e) 1.503 x 10^-5, (f) 6.07510 x 10^4.

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Isabel Saunders · Answer 1

a).0003050 significant figure - 4

b) 432.00 significant figure-5

c).0000008001 significant figure - 4

d) 200608.0 significant figure - 7

e).00001503 significant figure-4

f) 60751.0 significant figure - 6.

zero after decimal are all significant. zero before decimal is significant only when it is preceded by a digit. All digits are significant.