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How many grams of NaCl are found in 67.0 mL of a 0.10 M solution?


Sagot :

Answer:

0.351 gms

Explanation:

How many grams of NaCl are found in 67.0 mL of a 0.10 M solution?

in 1000 ml there are 0.10 molesi

in 100 ml, there are 0.01 moles

in 67 ml, there are(67/100) X 0.010 moles = 0.0067 mole

1 mole of NaC weighs 23+35.5=58.5 gms

0.0067 moles weighs 58.5 X  = 0.351 gms