4. Stoichiometric ratio of Sodium dihydrogen orthophosphate and Sodium hydrogen orthophosphate required for synthesis of Na5P3O10 is a 1.5 : 3 b 3 : 1.5 c 1 :1 d 2 : 3

Open in App

Solution

Suggest Corrections

Similar questions

Q. Two acids

H_{2} {S O}_{4}

and

H_{3} {P O}_{4}

are neutralized separately by the same amount of an alkali when sulphate and dihydrogen orthophosphate are formed, respectively. Find the ratio of the masses of

H_{2} {S O}_{4}

and

H_{3} {P O}_{4}

Q. With

F e C l_{3}

, a neutral solution of orthophosphate gives an yellow precipitate insoluble in :

Q. Calculate the order for the sodium crystal whose spacing is

d = 3 Angstrom

, and longest wavelength required is

1.5 Angstrom

The equation given below relate to the manufacture fo sodium carbonate (molecular weight of $N a_{2} C O_{3} = 106$ ).
1. $N a C l + N H_{3} + C O_{2} + H_{2} O \to N a H C O_{3} + N H_{4} C$
2. $2 N a H C O_{3} \to N a_{2} C O_{3} + H_{2} O + C O_{2}$
Equations (1) and (2) are based on the production of 21.2 g of sodium carbonate.
(a) What mass of sodium hydrogen carbonate must be heated to give 21.2 g of sodium carbonate?
(b) To produce the mass of sodium hydrogen carbonate calculated in (a) what volume of carbon dioxide, measured at STP, would be required?

The equations given below relate to the manufacture of sodium carbonate (Molecular weight of Na₂CO₃ = 106).
NaCl + NH₃ + CO₂ + H₂O $\overset{}{\to}$ NaHCO₃ + NH₄Cl
2NaHCO₃ $\overset{}{\to}$ Na₂CO₃ + H₂O + CO₂
Questions (a) and (b) are based on the production of 21.2 g of sodium carbonate.
(a) What mass of sodium hydrogen carbonate must be heated to give 21.2 g of sodium carbonate (Molecular weight of NaHCO₃ = 84)?
(b) To produce the mass of sodium hydrogen carbonate, calculate what volume of carbon dioxide, measured at STP would be required?

Join BYJU'S Learning Program