The 4th day of the English competition

[Rashed]

المشاركة الأصلية كتبت بواسطة دحوم الشرقية

Seawater or salt water is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of about 3.5% (35 g/L, or 599 mM). This means that every kilogram (roughly one litre by volume) of seawater has approximately 35 grams (1.2 oz) of dissolved salts (predominantly sodium (Na+

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[ˆ.. MeEesH]

المشاركة الأصلية كتبت بواسطة شوق@

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If force is expressed in Newton and the distance in meter ,then how can we express the work done ?


In the metric system, the unit of work is the joule, where one joule is the amount of work done by a force of one newton when it acts through a distance of one meter. That is, 1 joule = 1 newton-m

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[ˆ.. MeEesH]

آلوآثق 2012

[دحوم الشرقية]

المشاركة الأصلية كتبت بواسطة Rash!d

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the new list

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Most soluble in water is?

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[ˆ.. MeEesH]

sugar

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[nsayim]

Salt