7404Chemical EngineeringMedium
The pH value of potable water should be between________?
A4 to 5
B13 to 14
C1 to 1.5
D6.5 to 8
Correct answer
D. 6.5 to 8
Explanation
The correct answer is 6.5 to 8.
Correct answer
D. 6.5 to 8
Explanation
The correct answer is 6.5 to 8.
The process of heating the cold pressed metallic powder is called ________ in powder metallurgy?
Cold crushing strength of fireclay bricks is about ________ kgf/cm2?
consecutive reaction, as shown in the bellow figure, is characterised by ________?
Pick out the wrong statement?
Which of the following is not increased by using preheated combustion air in place of ordinary air at room temperature?
A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are________?