The observed rotation of 2 gram of a compound in 10ml of solution in polarimeter tube of 25cm long is `+24.6^(@)`. The specific rotation of the compound (in degree) is

The observed rotation of 2.0 gm of a compound iin 10 mL solution in a 25 cm long prolarimeter tube + 13.4^(@) . The specific roration of compound is :

Magnitude of specific rotation of a compound is independent of :

If solution of a compound ( 30g//100ml of solution ) has measured rotation of +15^(@) in a 2 dm long sample tube, the specific rotation of this compound is

What is the observed rotation when 0.1 M solutions of (R )-2 butanol is mixed with an equal volume of 0.05M solution of recemic 2-butnol and the resulting solution is taken in a cell of 5cm long tube in a polarimeter? The specific rotation of (R -2) butonal is +13.9^(@)

250 ml of a calcium carbonate solution contains 2.5 grams of CaCO_(3) . If 10 ml of this solution is diluted to one litre, what is the concentration of the resultant solution ?

The ammonia evolved from 2 g of a compound in Kjeldahl's estimation of nitrogen neutralizes 10 mL of 2 M H_(2)SO_(4) solution. The weight percentage of nitrogen in the compound is :