Std-10 Most Imp Ch 4 Gseb L-1

Valence Bond Theory -C.N.=6,all Possible Cases OF Para and dia in C.N.-4 and 6 (Most Imp) || Transfer OF Electron in Complex OF C.N. and C.N.-6

A buffer solution of pH value 4 is to be prepared, using CH_(3)COOH and CH_(3)COONa .How much amount of sodium acetate is to be added to 1.0L of M//10 acetic acid? (K_(a) = 2.0 xx 10^(-5))

L1-L4

CH_4 (gas) is taken at (0.2)/(1.01325) atm pressure. Density of gas is 1.44 g//l and most probable speed is x xx10^2m//s , in the given condition. The value of x is:

0.1mol of CH_(3)NH_(2) (K_(b) = 5 xx 10^(-4)) is mixed with 0.08mol of HCI and diluted to 1L . Which statement is correct?

List two most common STDs.

Most common bacterial STD is:

Class 10 Board 2024 | Complete Grammar in 1 Video ?| All Concepts Explanation | All Imp. Questions

The heat librerated on complete combustion of 1 mole of CH_(4) gas to CO_(2)(g) and H_(2)O(l) is 890 kJ. Calculate the heat evolved by 2.4 L of CH_(4) on complete combustion.