Conditions necessary for a congruent triangle? arethey must know the funky chicken dance
A national crisis.
Coplanar or not, the two conditions for equilibrium are:The sum of all forces must be zeroThe sum of all torques must be zero.
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The samples must be randomly selected, independent, and normally distributed. The following are necessary to use a t-test for small independent samples. 1. The samples must be randomly selected. 2. The samples must be independent. 3. Each population must have a normal distribution.
Rusting requires conditions such as moisture and air (oxygen).
MOISTURE AND OXYGEN
O2 is necessary for the rusting because the iron forms an iron oxide complex with the oxygen. Fe (s) + O2 (g) --> Fe2O3 (s)
To stop them rusting.
Water and oxygen are needed.
The best conditions for rusting to occur are when iron or steel is exposed to moisture (such as water or humidity) and oxygen. The presence of these elements initiates a chemical reaction that leads to the formation of rust. Additionally, exposure to salt or acidic substances can accelerate the rusting process.
Rust will not occur where it is dry and humid
The presence of oxygen in the air is necessary for the rusting of an iron rod, as it reacts with the iron to form iron oxide (rust). Additionally, the presence of water or moisture is required to enable the chemical reaction between the iron and oxygen to occur, leading to the formation of rust on the surface of the iron rod.
Rusting occurs more frequently in humid regions because moisture in the air provides the necessary conditions for the oxidation of iron to form rust. In arid regions, although there is less moisture in the air, the presence of certain pollutants or salts can accelerate the rusting process by providing an electrolyte for the oxidation reaction to occur more rapidly.
Air and water.
Air can cause iron to rust through a process called oxidation, where oxygen reacts with iron to form iron oxide (rust). Moisture in the air accelerates this process by providing the necessary conditions for the reaction to occur.
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