State ethyl alcohol are placed in thte beaker and the mass

Reference no: EM13171214

An empty beaker has a mass of 38.112 g. 10.00 mL of ethyl alcohol are placed in thte beaker and the mass of the beaker with ethanol is found to be 45.268 g. Water are added to the beaker until the total volume is 35.00 mL and the mass of the beaker, ethanol, and water is found to be 70.583 g.

1. Mass of ethanol solution

2. Mass of ethanol

3. Mass/mass percent

4. Volume/volume percent

5. Moles of ethanol

(molar mass of ethanol is 46.07 g/mol)

6. Volume of solution in liters

7. Molarity of ethanol solution

Reference no: EM13171214

Questions Cloud

What was delta t for the water : A metal sample weighing 71.9 g and at a temperature of 100.0 degrees C was placed in 41.0 g of water in a calorimeter at 24.5 degrees C. AT equilibrium the temperature of the water and metal was 35.0 degrees C. What was delta t for the water?

What is the percent by mass of the caco3 in the sample : Dissolving 3g of an impure sample of CaCO3 in HCl produces .656 L of CO2, measured at 293 K and 1.04 atm. What is the percent by mass of the CaCO3 in the sample?

How many grams of naoh are in solution of naoh : How many grams of NaOH are in a 225.0 mL sample of a 2.5 M solution of NaOH? (Molar mass of NaOH is 40.0 g/mol)

State a sample of gas with an initial volume : A sample of gas with an initial volume of 32.0 L at a pressure of 755 mmHg and a temperature of 325 K is compressed to a volume

State ethyl alcohol are placed in thte beaker and the mass : An empty beaker has a mass of 38.112 g. 10.00 mL of ethyl alcohol are placed in thte beaker and the mass of the beaker with ethanol is found to be 45.268 g

To what pressure should you fill the acetylene tank : Imagine that you have a 5.50 gas tank and a 4.00 gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.

What is the mass of ammonia formed : A 28.0-g sample of nitrogen gas combines completely with 6.0 of hydrogen gas to form ammonia. What is the mass of ammonia formed.

What is the goal of the eoq model : What is the goal of the EOQ model and why does a firm hold "safety stock? and what costs are a firm trying to balance when it decides on how much safety stock to hold?

Propose a structure for an amine of formula : Propose a structure for an amine of formula C4H9N, which does not liberate a gas when treated with NaNO2 and HCl, and has IR absorptions at 917 cm-1, 990 cm-1, and 1640 cm-1,

User Account

All Pages