Chemistry, asked by o2o1iq, 11 months ago

The mass percent of NO3 in ca(NO3)2 ( atomic mass N= 22, O = 16, Ca = 40) is

Answers

Answered by Anonymous

1

Explanation:

Molar mass of Ca ( NO3 ) 2 = 40 + ( 14 + 48 )2= 40 + 124 = 164

Required percentage = 124/164 × 100 = 75.06

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Answered by akriti3316

1

Answer:

hello mate,

Explanation:

mass percent of No³ is 70/180*100

7/18*100=0.338×100

338 is the answer....

hope u will understand...

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