Хим тех

<question>  The value that characterizes the device or its mode of operation is called:

• Technological process

• Parameter

• Performance

• Technological regulations

• Catalysts

<question>   What are the names of natural materials used in production

• Hydrocarbons

• Raw materials

• Waste

• Catalysts

• Technological regulations

<question>The process of biochemical water purification, which takes place without access to oxygen, is called:

• oxidative

• coagulation

• technological regulations

• restorative

• anaerobic

<question> pH value for an acidic environment:

•  pH>7

• pH=0

•  pH<7

• pH>0

• pH=7

 <question>Single-phase reactions:

• <variant> homogeneous

• <variant>  oxidative

• <variant> heterogeneous

• <variant> high-temperature

• <variant> consecutive

<question> Designation of the pressure parameter:

• C

• T

• P

• D

• F

 <question>The value that characterizes the content of the substance in the solution is:

• <variant> technological parameter

• <variant> the concentration

• <variant>parameter

• <variant> technological mode

• <variant> technological regulations

<question> Fuel raw materials:

• Oil

• Water

• Iron

• Parameter

• Salt

<question>  Coalescence of colloidal system particles:

• parameter

• absorption

• rectification

• coagulation

• catalysis

 <question>What is the name of the device shown in the picture:

• sand catcher

•  recovery boiler

• reactor

• parameter

• septic tank