1
JEE Main 2022 (Online) 25th June Morning Shift
Numerical
+4
-1
Change Language

1 L aqueous solution of H2SO4 contains 0.02 m mol H2SO4. 50% of this solution is diluted with deionized water to give 1 L solution (A). In solution (A), 0.01 m mol of H2SO4 are added. Total m mols of H2SO4 in the final solution is ___________ $$\times$$ 103 m mols.

Your input ____
2
JEE Main 2022 (Online) 25th June Morning Shift
Numerical
+4
-1
Change Language

Number of grams of bromine that will completely react with 5.0 g of pent-1-ene is ___________ $$\times$$ 10$$-$$2 g. (Atomic mass of Br = 80 g/mol) [Nearest Integer]

Your input ____
3
JEE Main 2022 (Online) 24th June Evening Shift
Numerical
+4
-1
Change Language

0.2 g of an organic compound was subjected to estimation of nitrogen by Dumas method in which volume of N2 evolved (at STP) was found to be 22.400 mL. The percentage of nitrogen in the compound is _________. [nearest integer]

(Given : Molar mass of N2 is 28 g mol$$-$$1. Molar volume of N2 at STP : 22.4 L)

Your input ____
4
JEE Main 2022 (Online) 24th June Morning Shift
Numerical
+4
-1
Change Language

A 0.166 g sample of an organic compound was digested with conc. H2SO4 and then distilled with NaOH. The ammonia gas evolved was passed through 50.0 mL of 0.5 N H2SO4. The used acid required 30.0 mL of 0.25 N NaOH for complete neutralization. The mass percentage of nitrogen in the organic compound is ____________.

Your input ____
JEE Main Subjects
EXAM MAP
Joint Entrance Examination
JEE MainJEE AdvancedWB JEEBITSAT
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN