How many mango seeds are equal to 3.50 moles of mango seeds.
[tex]1 mole = 6.022 \times {10}^{23} particles[/tex]
[tex]3.50 \: moles = 6.022 \times {10}^{23} \times 3.50 \: particles \\ 3.50 \: moles = 21.07 \times {10}^{23} \: particles \\ 3.50 \: moles = 2.107 \times {10}^{24} \: particles[/tex]
Particles = mango seeds so we can say
[tex]3.50 \: moles = 2.107 \times {10}^{23} \: particles\\ 3.5\:moles =2.107 \times {10}^{24} mango \: seeds[/tex]