The molar mass of NaOH is 40.00 g/mol. If 5.20 g NaOH are dissolved in 0.500 L of solution, what is the molarity of the solution?

0.0125 M

0.260 M

3.85 M

7.69 M

What what is the equation for percent error

Apply the ideal gas law to solve problems Question A sample of gas that contains 21.0 moles at a pressure of 78.0 atm with a temperature of 900. Khas what volume? • Use R = 0.08206 La for the gas constant.

A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains of water at. During the reaction of heat flows out of the bath and into the flask. Calculate the new temperature of the water bath.

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The difference in elevation between the highest and lowest contour lines on a topographical map is called: a. contour interval c. relief interval b. relief d. contour index

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How do you classify solutions as acidic, basic, or neutral?