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The wave of excitation originates in the sinoatrial node in the right atrium. From there, it travels through the right and left atria, causing contraction of the atria (atrial systole). It is prevented fr...
There are 3 Steps to answering this question:But first you need to understand what is meant by empirical formula:The simplest whole number ratio of the atoms of each element present i...
'quello' is a masculine name used to indicate something far'quella' has the same use but it is used for feminine nouns
(x + 1)/((x^2)*(2x – 1)) = -3/x - 1/x^2 + 6/(2x-1)
The imperfect subjunctive is a tense used in the same contexts that you would use the indicative (or present) subjunctive, yet referring to something in the past. You compose a phrase using the impe...
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