Answer:
see below
Explanation:
Use dimensional analysis
[tex]\frac{50mL}{1} *\frac{1 L}{1000 mL} *\frac{2 M}{1 L} * \frac{6.022 *10^{23} }{1 mol} = \frac{50*2*6.022 *10^{23}}{1000} = 6.022 *10^{22}[/tex]
