General Chemistry

35.0 ml of a 1.25 sodium hydroxide solution is diluted with water to a final volume of 55.0 ml. What is the new molarity?

02/06/21

What is the percent by weight (w/w%) of sugar in soda? Assume the average mass of sugar in soda is 23.0 g and the total mass is 370.0 g.

What is the percent by weight (w/w%) of sugar in soda? Assume the average mass of sugar in soda is 23.0 g and the total mass is 370.0 g.

02/06/21

Ideal Gas Law: Calculate Moles and Mass

A sample of nitrogen gas collected at a pressure of 0.936 atm and a temperature of 298 K is found to occupy a volume of 833 milliliters. How many moles of N2 gas are in the sample?  ________mol

02/06/21

Ideal Gas Law: Calculate Moles and Mass

A sample of argon gas collected at a pressure of 1.30 atm and a temperature of 25.0 °C is found to occupy a volume of 24.9 liters. How many moles of Ar gas are in the sample? _______ mol

Calculate the densities of both the water and the isopropyl alcohol and the percent error...

The accepted value for the density of water is 1.00 g/mL and the accepted density for isopropyl alcohol is 0.786 g/mL.percent error = experimental density minus accepted density divided by accepted... more

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