PROBLEM Each second, 5 525 m³ of water flows over the 670-m-wide cliff of the Horseshoe Falls portion of Niagara Falls. The water is approximately 2 m deep as it reaches the cliff. Estimate its speed at that instant.

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Q: Calculate the molarity of 5.50 grams of Compound XY (molar mass= 75.0 g/mol) dissolved in 1.50 L…

A: nmoles=mMmolar         =5.50 g75.0 g/mol         =0.073 mol

Q: Which

A: C

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Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.