Answer:

Interior zeros (zeros between nonzero numbers) are significant. 0.02503 (4 sig. ... 1.050. (4 sig. figs.) 1.00 x 103 (3 sig. figs.) 10. (2 sig. figs.).

Step-by-step explanation:

#(zeros between nonzero numbers) are significant⚡

Answer:

5 po yung tamang significant nya

yung a and b kase sa question parehong 4 ang sagot kaso nagkamali cla ang tamang sagot jan eh 5 is the number of significant digits