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Consider the following substances: NaC...

Consider the following substances:
`NaCl,Ca(OHO)_(2),NaHCO_(3),NH_(3),Na_(2)CO_(3),H_(2)O,H_(2)O,Cl_(2),CO_(2),CaSO_(4).2H_(2)O,2CaSO_(4).H_(2)O,CaOCl_(2)`
(a). Which two substnaces combine to form beaching powder?
(b) Which four substances are utilised in the production of washing soda?
(c) Which compound represents plaster of paris?
(d) Which compound is a part of baking powder? ltBrgt (e) Which compound is used as an antacid?

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Consider the following substances: NaCl,Ca(OH)_(2),NaHCO_(3),NH_(3),Na_(2)CO_(3),H_(2)O,Cl_(2),CO_(2),CaSO_(4).2H_(2)O,2CaSO_(4).H_(2)O,CaOCl_(2) (a). Which two substances combine to form beaching powder? (b) Which four substances are utilised in the production of washing soda? (c) Which compound represents plaster of paris? (d) Which compound is a part of baking powder? (e) Which compound is used as an antacid?

CaSO_(3)darr+SO_(2)+H_(2)O to Ca(HSO_(3))_(2)

CaSO_(3)darr+H_(2)SO_(4)toCaSO_(4)+SO_(2)uarr+H_(2)O

Which of the following compounds contain bond between same type of atoms. N_(2)O_(4),B_(3)N_(3)H_(6),H_(2)S_(2)O_(3),N_(2)O,H_(2)S_(2)O_(8),B_(2)H_(6)

Which of the following has larger bond angle in the following pairs ? (a)NH_(3),PH_(3)(b)BeF_(2),BF_(3)(c )H_(2)O,CO_(2)(d)H_(2)O,H_(2)S(e)C Cl_(4),C_(2)H_(2) ?

Calculate the molecular masses of H_(2), O_(2), Cl_(2), CO_(2), CH_(4), C_(2)H_(6), C_(2)H_(4), NH_(3), CH_(3)OH .