Question

1.6 moles of ca(oh) 2 weighs A) 118.4g B) 128g C) 18g D) 11.84 g​

Answer 1

Answer:

118.4g is the correct answer

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Explanation:

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Answer 2

Answer:A) 118.4g

Explanation:

Gram molecular mass of  Ca(OH)2

Ca(OH)2 = 40 + (16 + 1)×2 = 40 + 17×2 = 40 + 34 = 74g

1 mole of Ca(OH)2 = 74g

1.6 mole of Ca(OH)2 = ?

= 74 × 1.6 = 118.4g