How many oxygen atoms are present in $0.36 \ g$ of a drop of water?
- A$6.023 \times 10^{22}$
- B$1.205 \times 10^{22}$
- C$6.023 \times 10^{23}$
- D$1.205 \times 10^{23}$
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Similar Questions
Match the items in Column-$A$ with the items in Column-$B$ and select the correct option.
Column-$A$ Column-$B$ $1$. $55.55 \text{ mol}$ $(P)$ $6.022 \times 10^{23}$ molecules of sucrose $2$. $2 \text{ mol}$ $(Q)$ $1.8 \text{ g}$ of $H_2O$ $3$. $0.1 \text{ mol}$ $(R)$ $126 \text{ g}$ of $HNO_3$ $4$. $0.01 \text{ mol}$ $(S)$ $1 \text{ L}$ of pure water
| Column-$A$ | Column-$B$ |
| $1$. $55.55 \text{ mol}$ | $(P)$ $6.022 \times 10^{23}$ molecules of sucrose |
| $2$. $2 \text{ mol}$ | $(Q)$ $1.8 \text{ g}$ of $H_2O$ |
| $3$. $0.1 \text{ mol}$ | $(R)$ $126 \text{ g}$ of $HNO_3$ |
| $4$. $0.01 \text{ mol}$ | $(S)$ $1 \text{ L}$ of pure water |
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What is the total number of electrons present in $18 \ mL$ of water? (Density of water = $1 \ g/mL$)
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