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 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 ____
4
JEE Main 2021 (Online) 1st September Evening Shift
Numerical
+4
-1
Change Language
The number of atoms in 8g of sodium is x $$\times$$ 1023. The value of x is ____________. (Nearest integer)

[Given : NA = 6.02 $$\times$$ 1023 mol$$-$$1

Atomic mass of Na = 23.0 u]
Your input ____
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
CBSE
Class 12