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How many Ham of solute is required to prepare one litre of 1m cacl 2.6 h2o

Posted by Diksha Sajwan 4 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Gaurav Seth 4 years, 1 month ago

Answer:

molar mass ofCaCl2.6H2O = 40 + 2(35.5) + 6(18)

= 219 g mol^-1

Molarity = weight of solute * 1000 / molar mass of solute * volume

1 = weight of solute * 1 / 219 * 1

weight of solute = 219 gm

here volume is already given in litre so we don't need to multiply with (1000).

0Thank You

ANSWER

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