41. 7.8g of NaN * O_{3} was dissolved in 100 ml of water at 25...

41. 7.8g of NaN * O_{3} was dissolved in 100 ml of water at 25 degrees * C . Calculate the solubility of the salt in mol d * m ^ - 3 . [Na=23;N=14;O=16]

a. 0.918 ++-

b. 0.0918

c. 22.94

d. 273.46

42. Which of the following can be regarded as the strongest bonds between atoms

a. Covalent bonds+++

b. Electrostatic bonds

c. Hydrogen bonds

d. Van der Waals forces

43. A gas occupies a volume of 30 cm ^ 3 at a temperature of 26 degrees * C and a pressure of 75 cmHg. What volume will it occupy at 70 degrees * C and pressure of 120 cmHg.

a. 16.34 cm ^ 3

b. 31.20 cm ^ 3

c. 50.48 cm ^ 3

d. 21.51 cm^ 3?

In Chemistry
1 Answers Available
Asked by OGPelex on 10th December, 2021