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:

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