If the density of a solution is 3.12 g mL–1, the mass of 1.5 mL solution in significant figures is _______.
(i) 4.7g
(ii) 4680 × 10–3g
(iii) 4.680g
(iv) 46.80g
If the density of a solution is 3.12 g mL–1, the mass of 1.5 mL solution in significant figures is _______.
(i) 4.7g
(ii) 4680 × 10–3g
(iii) 4.680g
(iv) 46.80g
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1 Answer
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This is a Multiple Choice Questions as classified in NCERT Exemplar
Option (A)
The density (d ) is given by the formula:
d =
Here, m is the mass and v is the volume
On substituting the values in the above equation:
3.12 g mL-1 = M = 4.68 g
The mass will be 4.7 upto 2 significant figure.
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