Question

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Answer 1

Answer:

HNO³...1+14+48. 63gmol'

mole. = 69g/63gmol'

= 1.095mol

d = 1.41g/cm³

H²o = 18gmol'

31g/18gmol..

= 1.72mol

d = m/v ..100g/1.41g/cm³

v..70.92

m. = 69g/1.095mol'/70.92gl

69g/77.,65glmol'

m ...0.888mol/L

Explanation:

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