5803Chemical EngineeringMedium
Hydrogen ion concentration in distilled water is________?
A7 × 10-7
B107
C7 × 107
D10-7
Correct answer
D. 10-7
Explanation
The correct answer is 10-7.
Correct answer
D. 10-7
Explanation
The correct answer is 10-7.
Hardest materials so far found is________?
Heat flow across a hollow sphere of inner radius ‘r1’ and outer radius ‘r2’ is directly proportional to________?
The pressure intensity is the same in all directions at a point in a fluid________?
Catalyst used in the oxidation of benzene to produce Maleic anhydride is ________?
Which of the following pollutants, if present in atmosphere is detectable by its odour?
Volumetric expansion is the working principle of the ________ thermometers?