Question

Write down the number of significant
figure in the following: 0.003 m2,
0.1250gm com3 6.4 x 100m, 1-6x 10-19
Co g. 1x 10 31 kg.​

Answer 1

0.003=1

0.1250=4

36.4*100=3

1-6*10^-19=1

1*10^31=1