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AZ X --> A - 4z - 2Y + 42α During alpha-decay, the nuclus emits an alpha particle which consists of two protons and two neut...
Where the angles of a triangle A+B+C = 180 degrees, then if follows that (where A = 90, B = 2x + 30, C = 2x):180 = 90 + 2x + 30 + 2x180 = 120 + 4x60 = 4x15 = xTherefore, it follows that A = 90, B = 60, C ...
Interphase: DNA in chromosomes replicates to have double copies of itself for mitosis. 1. Prophase: DNA in chromosomes condenses therefore becomes mo...
Firstly, this differential equation should be solved using the separation of variables method, where all y terms are moved the left hand side of the equation and all x terms are moved to the right hand si...
The Imperfect:Describes habitual actions/repeated actions in the past Could describe an ongoing action Could describe a simultaneous action Look out for time expressions like siempre, dur...
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