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Find the moles per drop (where do I go from here):  25 mL 1M solution CaCl2, 110.98...

Find the moles per drop (where do I go from here):  25 mL 1M solution CaCl2, 110.98 = molar mass,

63 drops of of solution is equal to 2.40 mL.

2.40 mL/63 = 0.038095238 mL/drop

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Answer #1

Answer:-

From the given data, solution = 1 M i.e. 1 mol/L

= 1/1000 mol/mL

= 1 x 10-3 mol/mL

1 drop = 0.0381 mL

So, moles per drop = 1 x 10-3 x 0.0381 mol/drop

= 3.81 x 10-5 mol/drop.

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