Evaluate the total mass percent recovery

Assignment Help Chemistry

Reference no: EM13314450

A student separated the components of a 2.743 g sample of beach sand. The separation yielded 0.632 g sea salt, 0.456 g sea shells, and 1.352 g sand. (A) calculate the mass percent of each component in the original mixture. (B) Calculate the total mass percent recovery.

Reference no: EM13314450

Questions Cloud

Compute enthalpy for the aforementioned gas-phase reaction : The reaction between sodium metal and chlorine gas is highly exothermic and produce NaCl. Comment on this observation relative to the calculated enthalpy for the aforementioned gas-phase reaction.

Convert pressure to mm of blood assuming specific gravity : The sphygmomanometer is a device used to measure blood pressure. For a healthy person, the diastolic pressure is about 80mmHg (gage). Convert the pressure to mm of blood assuming the specific gravity of mercury and blood are 13.6 and 1.05

Defense coastal guard operate at remote areas : Defense/coastal guard operate at remote areas. Guards need critical information at unusual times to step further in the mission.

Determine the required height z in meters at ground level : Water is contained in a pressurized tank to a level of z meters above the ground. the air pressure over the water surface (in the tank) is 135kPa (abs). Assume the water density is 1000 kg/m^3 and take g=9.807 m/s^2.

Evaluate the total mass percent recovery : A student separated the components of a 2.743 g sample of beach sand. The separation yielded 0.632 g sea salt, 0.456 g sea shells, and 1.352 g sand. (A) calculate the mass percent of each component in the original mixture. (B) Calculate the total ..

Calculate the electric potential of each of two conductors : A +30mc charge is placed on a metallic sphere of 1.0cm radius. The sphere is surrounded by a spherical thick metallic shell, calculate the electric potential of each of the two conductors

Quality management and continuous improvement : Quality Management and Continuous Improvement

Explain what is the final temperature of the water : When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 6.65g of C6H6 is added to 5.69 kg of water at 21C, what is the final temperature of the water.

Determine what is the maximum steady speed in mph : A vehicle of mass 2000 kg coasts along a horizontal track against a drag force Fd (in N) on the automobile given by the following Fd=kV^2 where k= 1.25 kg/m and V is the speed in m/s.

User Account

All Pages