একটি প্রোটিনের জলীয় দ্রবণে 200 mL এর 1.26g থাকে। এই দ্রবণের অসমোটিক চাপ...

Calculate the normality of mixture obtained by mixing a. 100 mL of 0.1 N HCl + 50 mL of 0.25 N NaOH b. 100 mL of 0.2 M H_(2) SO_(4) + 200 mL of 0.2 M HCl c. 100 mL of 0.2 M H_(2) SO_(4) + 100 mL of 0.2 M NaOH d. 1g equivalent of NaOH + 100 mL of 0.1 N HCl

The answer to each of the following questions is a single digit integer, ranging from 0 to 9. If correct answers to the question number A,B,C and D (say) are 4,0,9 and 2 respectively, then correct darkening of bubbles should be as shown on the side. (D) 29.2 (w/w) HCl stock solution has a density of 1.25 g mL^(-1) . The molecular weight of HCl is 36.5 g mol^(-1) . The volume (mL) of stock solution required to prepare a 200 mL solution of 0.4 M HCl is ..........................

To 100 " mL of " KMnO_4 solution containing 0.632 g of KMnO_4 200 " mL of " SnCl_2 containing 2.4g is added in presence of HCl. To the resulting solution, an excess of HgCl_2 is added at once. How many grams of Hg_2Cl_2 will be precipitated? (molarcular mass of KMnO_4 is 158, SnCl_2 is 95, and Hg_2Cl_2 is 471 g mol^(-1))

Express the following in SI unit: a. 6'10" b. 200 lb' c. 60 "miles" h^(-1) d. -20^(@)C e. 2.53 mm f. 7.85 mL g. 0.0528 "in" h. 52 mu g i. 5 "days" j. 5 L k. 14 lb "in"^(-2) (atmospheric pressure) l. 6.86 g cm^(-3) density of metal)

2.0 g of an elements is reacted with aqueous solution containing KOH and KNO_(3) to yield K_(2)XO_(2) and NH_(3).NH_(3) thus liberated is absorbed in 200 " mL of " 0.05 M H_(2)SO_(4) . The excess acid required 10 " mL of " 1.5 M NaOH for complete neutralisation Which of the following statements is/are correct?