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Chematik

On AskingBox since 28.11.2011 | 20 Questions | 3 Articles | 15 Answers | 11 best Answers

 
 

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Sulfides are salts or other derived substances from hydrogen sulfide (H2S). Salts are chemical...
Question | What are Sulfides?
Here is an explanation of...
Question | Explanation: Exothermic and Endothermic Reaction
In an exothermic reaction, energy is released to the environment, in an endothermic reaction, energy is absorbed from...
Question | Examples for Exothermic and Endothermic Reactions
At the oxyhydrogen gas sample, a mixture of hydrogen and oxygen is ignited. For this purpose, the hydrogen is filled...
Question | What is the formula for the oxyhydrogen gas sample?
Computing the covariance and correlation (the covariance is embedded in the correlation formula) depends on the fact,...
Question | Calculate Correlation or Covariance for non-equal Sample Sizes
Eggs are initially soft inside of the animal and they harden due to calcium deposits only gradually over time. Thereby,...
Question | Where does the shape of eggs come from?