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mr_godi [17]
1 year ago
8

(b)

Chemistry
1 answer:
liberstina [14]1 year ago
4 0

One improvement to the filtration assembly is the presence of glass rod as glass rod  helps in negation of adhesion between glassware and the supernatent.

<h3>What is filtration?</h3>

Filtration is defined as a process  by which solid  particles which are present in liquid or gaseous medium are allowed to be removed  using a filter medium which retains the particles but allows the liquid to pass through.

The requirements  for filtration are a filter medium ,fluid containing particles , a mechanical device usually a filter and a driving force.The filter media is classified depending on the pore size of particles which are to be filtered.

Learn more about filtration,here:

brainly.com/question/11403039

#SPJ1

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Answer:

A device that does work with only one movement and changes the size or direction of a force is a simple machine.

Explanation:

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  • A simple machine is the most basic mechanism to use the force as we need in big mechanical machines.
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In all synthesis reactions, there is a single product that is a compound!

2. Decomposition -- A decomposition reaction is a chemical change in which a single compound breaks down into two or more simpler products. (This is the opposite of synthesis reactions!)

Most decomposition reactions require energy in the form of heat, light, and electricity.

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4. Double Replacement -- A double-replacement reaction is a chemical change involving an exchange of positive ions between two compounds.

For a double replacement reactions to occur, one of the following is usually true:

- One of the products is only slightly soluble and precipitates from solutions.

- One of the products is a gas.

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5. Combustion -- A combustion reactions is a chemical change in which an element or a compound reacts with oxygen, often producing energy in the form of heat or light.

A combustion reactant always involves oxygen as a reactant. (If the supply of oxygen is limited, then the combustion will not be complete.)

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I really hope this helps you!

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