Question

perform the following calculations and express the result in appropriate number of significant figures i)0.2856×298.15×0.112÷0.5785
ii)1.6×10³+2.4×10²-2.16×10²
iii)6.022×10²³×5.00÷4.0×10²0
iv)5×5.364
v)0.01215+0.78640.0215​

Answer 1

Answer:

1) 16.4857108

2) 1624

3) 7.5275325

4) 26.52

5) 0.798550215

Explanation:

l hope it's correct and helps you.