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There are many factors which will affect whether a reaction will take place spontaneously. For a reaction to occur spontaneously it does not require an external influence such as energy, for it to occur. ...

The principle to use here is the principle of conservation of linear momentum, the question asks whether we have to modify this principle or use it in a different way to solve physics problems that have a...

Ser and Estar both mean 'to be' in Spanish, however they are used at different times during language. Estar is used mostly for temporary things, such as…·      weather – está lloviendo·      physical acti...

i) There are two main types of knitted fabrics, warp and weft. They both consist of interlocking loops, with the courses running horizontally and the Wales running vertically. Weft knitting has many varia...

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