Chemical change of matter

[...] How do we write a chemical equation ? A chemical reaction is represented by an equation , where the reactants and products are shown through their [...]

[...] indicator is made with cornstarch and iodine. Students (and parents) enjoy watching the chemical reaction that occurs along with titration, which is a fancy way of saying “putting in drops&# [...]

[...] In the course of a chemical reaction , the experimentally obtained quantity of product is always less than calculated using [...]

[...] How do we interpret a chemical equation ? The equation of a chemical reaction makes possible the quantitative treatment of the reactants consumed and the products formed [...]

[...] Chemical change of matter is the change in the chemical entity/state of matter ( object) , however it is [...]

[...] Chemistry science projects involving a chemical change are often chosen by middle and high school students. Many kids like to do an experiment with [...]

[...] How do we interpret a chemical equation ? The equation of a chemical reaction makes possible the quantitative treatment of the [...]

[...] How do we write a chemical equation ? A chemical reaction is represented by an equation , where the reactants and products are [...]

[...] The oxidation number (o.n)  is an integer ( can be positive or negative )represented in roman numbers (for e.g : [...]

[...] changes . There are many types of chemical changes but there are 5 main types : 1- Synthesis Reaction : a synthesis reaction is when to simple elements join to form 1 more complex [...]

[...] shows that two moles of hydrogen react with one mole of oxygen to yield two moles of water . [...]

[...] In an alkaline battery , two chemical reactions take place , one at the positive terminal and the other at the negative terminal . These [...]

[...] (g) –> 2HCl(g) Hydrogen gas reacts with chlorine to reproduce Hydrogen chloride 2-Decomposition Reaction : A decomposition reaction is a reaction when a compound breaks down into two or more [...]

[...] of this number is to help us in balancing reactions and identifying it as an oxidation/reduction reaction. In conventi0n , we have rules for identifying the oxidation number for elements [...]

[...] –> AD+BC ex (2) : Pb(NO3)2 + 2Kl –> Pbl2 + 2KNO3 5- Combustion : a combustion reaction is a      reaction when a substance rapidly combines   with oxygen to form one or [...]