chloeinbarrow chloeinbarrow

13-10-2020
Chemistry

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How many moles of NaOH are in a 75.89g sample? (mass= 40.01 g) (Show your work)

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siennasamorano siennasamorano

13-10-2020

Answer:

1.896 moles of NaOH-----> 1.90 moles

Explanation:

Written- out Method:

75.89 g of NaOH | 1 mole of NaOH

| 40.01 g NaOH = 1.896 -----> 1.90 moles of NaOH

Plug into calculator method:

(75.89 g NaOH/ 40.01 g NaOH = 1.896 -----> 1.90 moles of NaOH

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