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1. |
The number of water molecules present in a drop of water (volume 0.0018 mL) density =\[18m{{L}^{-1}}\] at room temperature is |
A. | \[1.084\times {{10}^{18}}\] |
B. | \[6.023\times {{10}^{19}}\] |
C. | \[4.84\times {{10}^{17}}\] |
D. | \[6.023\times {{10}^{23}}\] |
Answer» C. \[4.84\times {{10}^{17}}\] | |