A `6.85g` sample of the hydrated`Sr(OH)_2.x H_2O` is dried in an oven to give `3.13g` of anhydrous `Sr(OH)_2.` What is the value of `x?` (Atomic masses : `Sr=87.60.O=16.0,H=1.0)`

A 6.85g sample of the hydrated Sr(OH)_2.x H_2O is dried in an oven to given 3.13g of anhydrous sr(OH)_2. What is the value of x? (Atomic masses : Sr=87.60.O=16.0,H=1.0)

A 5.0 g sample of Cu (NO_(3))_(2).n(H_(2)O) is heated, and 3.9 g of the anhydrous salt remains. What is the value of 'n' ?

A 3.0 g sample of Na_(2)CO_(3).H_(2)O is heated to a constant mass. How much anhydrous salt remains ?

A 5.0 g sample of Cu (NO_(3))_(2).n (H_(2)O) is heated, and 3.9 g of anhydrous salt remains. What is the value of 'n' ? Cu(NO_(3))_(2),n(H_(2)O)overset(Delta)toCu(NO_(3))_(2)+nH_(2)O

13.4 g of a sample of unstable hydrated salt Na_(2)SO_(4).XH_(2)O was found to contains 6.3 g of H_(2) O . The number of molecular of water of crystalistion is

g(x)=2x-1 h(x)=1-g(x) The functions g and h are defined above. What is the value of h(0) ?

A hydrate of magnesium iodide has a formula Mgl_(2).xH_(2)O.A 1.055 g sample is heated to a constant weight of 0.695 g . What is the value of x ?

5 g of SrCl_(2).6H_(2)O gave 3.442 gm of dry SrSO_(4) , then eq. wt. of Sr will be

10 g sample of H_(2)O_(2) just decolorised 100 ml of 0.1 M KMnO_(4) in acidic medium % by mass of H_(2)O_(2) in the sample is

Calcium hydroxide is a strong base. Compute [Ca^(2+)] and [OH^(-)] "for" a solution that is prepared by dissolving 0.60 g of Ca(OH)_(2) in enough water to make a 1500 mL of solution. [Atomic mass : Ca=40, O=16, H=1 ]